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Finance

Greeks (finance)

In mathematical finance, the Greeks are the quantities (known in calculus as partial derivatives; first-order or higher) representing the sensitivity of the price of a derivative instrument, such as an option or future, to changes in one or more underlying parameters on which the value of an instrument or portfolio of financial instruments is dependent. The name is used because the most

Finance

Green finance and the Belt and Road Initiative

Green finance is officially promoted as an important feature of the Belt and Road Initiative, China's signature global economic development initiative. The official vision for the BRI calls for an environmentally friendly "Green Belt and Road".

Finance

Greenspan put

The Greenspan put was a monetary policy that Alan Greenspan, during his tenure as chair of the Federal Reserve, exercised in response to financial crises. It was used for the first time with the crash of 1987. Though it was successful in addressing various crises, it became controversial as it led to periods of extreme speculation led by Wall Street investment banks overusing the put's r

Securities & exchanges

Growth stock

In finance, a growth stock is a stock of a company that generates substantial and sustainable positive cash flow and whose revenues and earnings are expected to increase at a faster rate than the average company within the same industry. A growth company typically has some sort of competitive advantage (a new product, a breakthrough patent, overseas expansion) that allows it to fend off

Securities & exchanges

Hedge (finance)

A hedge is an investment position intended to offset potential losses or gains that may be incurred by a companion investment. A hedge can be constructed from many types of financial instruments, including stocks, exchange-traded funds, insurance, forward contracts, swaps, options, gambles, many types of over-the-counter and derivative products, and futures contracts.

Banking

Henry Oberlander

Henry Oberlander (born c. 1927) was the leader of the Hungarian Circle, a gang that defrauded international banks of hundreds of millions of pounds. Following a global investigation, the gang were arrested in 1978 at their headquarters in West London, England. During the trial, the prosecution asserted that the gang "could have wrecked the entire banking system of the Western World". Th

Finance

High-frequency trading

High-frequency trading (HFT) is a type of algorithmic automated trading system in finance characterized by high speeds, high turnover rates, and high order-to-trade ratios that leverages high-frequency financial data and electronic trading tools. While there is no single definition of HFT, among its key attributes are highly sophisticated algorithms, co-location, and very short-term inve

Finance

History of banking

The history of banking began with the first prototype banks, that is, the merchants of the world, who gave grain loans to farmers and traders who carried goods between cities. This was around 2000 BCE in Assyria, India, and Sumer. Later, in ancient Greece and during the Roman Empire, lenders based in temples gave loans, while accepting deposits and performing the change of money. Archaeo

Trading basics

History of private equity and venture capital

The history of private equity, venture capital, and the development of these asset classes has occurred through a series of boom-and-bust cycles since the middle of the 20th century. Within the broader private equity industry, two distinct sub-industries, leveraged buyouts and venture capital experienced growth along parallel, although interrelated tracks.

Finance

History of the Federal Reserve System

The United States Federal Reserve System is the central banking system of the United States. It was created on December 23, 1913.

Banking

Hochstetter family

The Höchstetter family (also rendered Hechstetter or Hochstetter), from Höchstädt in western Bavaria near the banks of the Danube, were members of the fifteenth and sixteenth-century mercantile patriciate of Augsburg.

Networks

Hyperbridge

Hyperbridge is a cross-chain interoperability bridge that uses cryptographic protocols to facilitate the transfer of assets and data between different blockchains. Hyperbridge was launched on Polkadot mainnet in 2024 by Polytope Labs. The protocol is designed with a decentralised verification system which eliminates traditional reliance on blockchain validators, addressing the limitation

Trading basics

IBM

International Business Machines Corporation, doing business as IBM (nicknamed Big Blue), is an American multinational technology company headquartered in Armonk, New York, and present in over 175 countries. It is a publicly traded company and one of the 30 companies in the Dow Jones Industrial Average. IBM is the largest industrial research organization in the world, with 19 research fac

Trading basics

IG Group

IG Group Holdings plc, trading as IG Group, is a United Kingdom-based online trading and investment provider, offering access to spread betting, US futures and options, stock and crypto trading, which allows traders to bet on the direction of equities, bonds and currencies without owning the underlying assets.

Finance

Implicit contract theory

In economics, implicit contracts refer to voluntary and self-enforcing long term agreements made between two parties regarding the future exchange of goods or services. Implicit contracts theory was first developed to explain why there are quantity adjustments (layoffs) instead of price adjustments (falling wages) in the labor market during recessions.

Trading basics

IMX (TV series)

IMX (Interactive Music Exchange) is an American music television program that aired daily from 2002 to 2004 on MMUSA (renamed Fuse TV in May 2003). Described as a "fully converged music industry simulation game" and "part TV show, part Internet game," the program asked viewers to register at the network's website and buy ownership interests in popular artists, songs, and albums. In deali

Trading basics

Indenture

An indenture is a legal contract that reflects an agreement between two parties. Although the term is most familiarly used to refer to a labor contract between an employer and a laborer with an indentured servant status, historically indentures were used for a variety of contracts, including transfers and rents of land and even peace agreements between rulers.

Finance

Information ratio

The information ratio measures and compares the active return of an investment (e.g., a security or portfolio) compared to a benchmark index relative to the volatility of the active return (also known as active risk or benchmark tracking risk). It is defined as the active return (the difference between the returns of the investment and the returns of the benchmark) divided by the tracki

Assets

Initial exchange offering

An Initial exchange offering (IEO) is the cryptocurrency exchange equivalent to a stock launch or Initial public offering (IPO). An IEO is the process of digital asset (e.g. coins or tokens) procurement through an established exchange for the purpose of raising capital for start-up companies. Exchanges act as a middleman between investors and the startup, profiting from fees generated by

Securities & exchanges

Insider trading

Insider trading is the trading of a public company's stock or other securities (such as bonds or stock options) based on material, nonpublic information about the company. In many countries, trading based on insider information is illegal. The rationale for this prohibition of insider trading differs between countries and regions. Some view it as unfair to other investors in the market w

Payments & settlement

Instant payment

Instant payment (sometimes referred to as real-time payment or faster payment) is a method of electronic funds transfer, allowing for almost immediate transfer of money between bank accounts. This was in contrast to the previous transfer times of one to three business days that had been in place until the mid-2010s.

Trading basics

Inter-dealer broker

An Inter-dealer broker (IDB) is specialist financial intermediary that facilitates transactions between broker-dealers, dealer banks and other financial institutions rather than private individuals.

Payments & settlement

Interac e-Transfer

Interac e-Transfer (formerly Interac Email Money Transfer or EMT) is a Canadian funds transfer service between personal and business accounts in participating Canadian banks and other financial institutions, offered through Interac Corporation.

Securities & exchanges

Interactive Brokers

Interactive Brokers Group, Inc. (commonly known as Interactive Brokers or IBKR) is an American multinational brokerage and financial services company headquartered in Greenwich, Connecticut. Through its subsidiaries, it provides automated trade execution and custody services for stocks, options, futures, foreign exchange, bonds, funds and other products on electronic markets worldwide. I

Trading basics

Interest rate risk

Interest rate risk refers to the potential for financial loss due to fluctuations in interest rates. It will, in turn, impact differently re market risk, i.e. impacting instruments such as Bonds, re banks and re insurers.

Securities & exchanges

Interest rate swap

In finance, an interest rate swap (IRS) is an interest rate derivative (IRD). It involves exchange of interest rates between two parties. In particular it is a "linear" IRD and one of the most liquid, benchmark products. It has associations with forward rate agreements (FRAs), and with zero coupon swaps (ZCSs).

Banking

Intermediary

An intermediary, also known as a middleman or go-between, is defined in various ways, according to context. In law or diplomacy, an intermediary is a third party who offers intermediation services between two parties. In trade or barter, an intermediary acts as a conduit for goods or services offered by a supplier to a consumer, which may include wholesalers, resellers, brokers, and vari

Finance

Internal financing

In the theory of capital structure, internal financing or self-financing is using its profits or assets of a company or organization as a source of capital to fund a new project or investment. Internal sources of finance contrast with external sources of finance. The main difference between the two is that internal financing refers to the business generating funds from activities and as

Finance

International finance

International finance (also referred to as international monetary economics) is the branch of monetary and macroeconomic interrelations between two or more countries. International finance examines the dynamics of the global financial system, international monetary systems, balance of payments, exchange rates, foreign direct investment, and how these topics relate to international trade.

Fiat currencies

International monetary system

An international monetary system is a set of internationally agreed rules, conventions and supporting institutions that facilitate international trade, cross border investment and generally the reallocation of capital between states that have different currencies. It should provide means of payment acceptable to buyers and sellers of different nationalities, including deferred payment. T

Trading basics

Intrade

Intrade.com was a web-based prediction market which offered a platform where individuals could place bets on future outcomes. After having been forced to exclude US traders in 2012, on 10 March 2013 Intrade suspended all trading, citing possible "financial irregularities". For a time after the suspension, the intrade.com website stated that they were working on a relaunch of the site, ca

Finance

Investor

An investor is a person or entity that allocates financial capital with the expectation of a future return (profit) or to gain an advantage (interest). Through this allocated capital the investor usually purchases some species of property. Types of investments include equity, debt, securities, real estate, infrastructure, currency, commodity, token, derivatives such as put and call optio

Securities & exchanges

Investor relations

Investor relations (IR) is a "strategic management responsibility that is capable of integrating finance, communication, marketing and securities law compliance to enable the most effective two-way communication between a company, the financial community, and other constituencies, which ultimately contributes to a company's securities achieving fair valuation." as defined by National Inv

Banking

Irish bank strikes (1966–1976)

The Irish bank strikes between 1966 and 1976 were three strikes of about a year's total duration which closed down all the clearing banks in Ireland. The strikes provided economists with a unique opportunity to study the functioning of a modern economy without access to bank deposits. Despite the significantly reduced access to bank deposits, the economy continued to grow, with cheques b

Finance

ISO 15022

ISO 15022 is an ISO standard for securities messaging used in transactions between financial institutions. Participants in the financial industry need a common representation of the financial transactions they perform and this standard defines general message schema, which in turn are used by organizations to define messages in a complete and unambiguous way. This results in efficiency,

Trading basics

ISO 20022

ISO 20022 is an ISO standard for electronic data interchange between financial institutions. It describes a metadata repository containing descriptions of messages and business processes, and a maintenance process for the repository content. The standard covers financial information transferred between financial institutions that includes payment transactions, securities trading and sett

Finance

ISO 4217

ISO 4217 is a standard published by the International Organization for Standardization (ISO) that defines alpha codes and numeric codes for the representation of currencies, and provides information about the relationships between currencies and their minor units. This data is published in three tables:

Securities & exchanges

Israel Englander

Israel Alexander Englander (born September 30, 1948) is an American billionaire hedge fund manager. In 1989, he founded his hedge fund, Millennium Management, with Ronald Shear. The fund was started with US$35 million, and as of July 2026 had US$92 billion in assets under management.

Banking

J.P. Morgan & Co.

J.P. Morgan & Co. was an American financial institution specialized in investment banking, asset management and private banking founded by financier J. P. Morgan in 1871. Through a series of mergers and acquisitions, the company is now a subsidiary of JPMorgan Chase, the largest banking institution in the world by market capitalization. The company has been historically referred to as th

Securities & exchanges

Jay Clayton

Walter Joseph "Jay" Clayton III (born July 11, 1966) is an American attorney who has served as the 9th director of national intelligence since August 2026. Clayton has additionally served as the White House AI czar since October 2026. He served as the United States attorney for the Southern District of New York from 2025 to 2026 and as the chairman of the Securities and Exchange Commissi

Securities & exchanges

Jeff Yass

Jeffrey Steven Yass (born July 1958) is an American billionaire businessman. According to Forbes, Yass had a net worth of US$77.8 billion as of September 2026, up from $27.6 billion in April 2024. The richest man in Pennsylvania, he is also the 25th richest in the world. He is a registered Libertarian who gives money to conservative super PACs including Club for Growth Action and the Pro

Finance

Jensen's alpha

In finance, Jensen's alpha (or Jensen's Performance Index, ex-post alpha) is used to determine the abnormal return of a security or portfolio of securities over the theoretical expected return. It is a version of the standard alpha based on a theoretical performance instead of a market index.

Securities & exchanges

Joe Ritchie

Joseph Jay Ritchie (January 1, 1947 – February 22, 2022), better known as Joe Ritchie, was an options and commodities trader. In 1977, he founded Chicago Board Crushers, later renamed Chicago Research and Trading (CRT) and served as the head of Fox River Partners at the time of his death. Ritchie had ten children and was married to Sharon Ritchie for over fifty years.

Securities & exchanges

Judy Joo

Judy Joo (born December 9, 1974 or 1975) is an American chef, author, restaurateur, and television personality. She is best known as the host of Food Network's Korean Food Made Simple, and an Iron Chef UK and her restaurant Seoul Bird in London, Edinburgh, Las Vegas, and New York.

Trading basics

Jurisdictional arbitrage

Jurisdictional arbitrage is the practice of taking advantage of discrepancies between competing legal jurisdictions. It takes its name from arbitrage, the practice in finance of purchasing a good at a lower price in one market and selling it at a higher price in another. Just as in financial arbitrage, the attractiveness of jurisdiction arbitrage depends largely on its transaction costs,

Securities & exchanges

Kalshi

Kalshi Inc. is a prediction market platform based in Manhattan, New York City, that launched in July 2021. The platform is used primarily for sports betting, which constitutes more than 90% of site activity and 89% of revenue in 2025. Analysts describe activity on the platform as "heavily tied to the sports calendar". Individuals can place bets on other future outcomes, including economi

Trading basics

Klöckner & Co

Klöckner & Co SE (also known as Klöckner, KlöCo, or KCO) is a producer-independent processor of steel and metal products. With a network of 110 warehousing and processing locations, Klöckner & Co supplies over 60,000 customers, mainly in Europe and North America.

Trading basics

Korea Deposit Insurance Corporation

The Korea Deposit Insurance Corporation (KDIC) is a South Korean deposit insurance corporation, established in 1996 to protect depositors and maintain the stability of the financial system. The main functions of KDIC are insurance management, risk surveillance, resolution, recovery, and investigation.

Trading basics

Korea Exchange

Korea Exchange (KRX, Korean: 한국거래소) is the sole securities exchange operator in South Korea. It is headquartered in Busan, and has an office for cash markets and market oversight in Seoul.

Finance

LabEx ReFi - European Laboratory on Financial Regulation

Since the financial crisis, regulation of financial activities is at the center of economic and political events. The crisis has indeed led regulators but also the academic world to ask new questions about the effectiveness of regulation policies. To answer these questions, the French laboratory of excellence on financial regulation (Labex ReFi) was established at the initiative of the C

Fiat currencies

Legal tender

Legal tender is a form of money that the law recognises as valid for the discharge of a monetary debt in a jurisdiction. What constitutes legal tender varies between jurisdictions.

Finance

Lender option borrower option

Lender option borrower option or lender's option borrower's option (LOBO) is a long term borrowing instrument available in the United Kingdom. They involve periodic interest re-fixings, which incorporates two linked options:

Trading basics

Lightspeed Commerce

Lightspeed Commerce is a point-of-sale and e-commerce software provider based in Montreal, Quebec, Canada. It was founded in 2005 by Dax da Silva, who was its CEO until February 2022. It has offices in Montreal, New York, Ottawa, Toronto, London, Belfast, Amsterdam, Berlin, Geneva, Ghent, Melbourne, Ulyanovsk, Yerevan and Tbilisi. It offers its services to retail, restaurant, and hospit

Fiat currencies

Linked exchange rate system in Hong Kong

A linked exchange rate system is a type of exchange rate regime that pegs the exchange rate of one currency to another. It is the exchange rate system implemented in Hong Kong to stabilise the exchange rate between the Hong Kong dollar (HKD) and the United States dollar (USD). The Macao pataca (MOP) is similarly linked to the Hong Kong dollar.

Banking

Liquidity at risk

Liquidity at risk (LaR) is a financial risk measure that estimates the potential net cash outflows an institution may face over a specified time horizon and confidence level. It is designed to quantify the risk that a bank, investment fund, or corporation will be unable to meet its short-term obligations due to unexpected demands on liquidity. The concept is closely related to Value at R

Finance

Liquidity risk

Liquidity risk is a financial risk that for a certain period of time a given financial asset, security or commodity cannot be traded quickly enough in the market without impacting the market price.

Securities & exchanges

List of former stock exchanges in the Americas

This is a list of former stock exchanges in the Americas, including North America, South America, and the Caribbean Islands. Year of formation and the year the exchange was acquired, liquidated, or folded are also included. Some of these exchanges remain active as subsidiaries or divisions of other current exchanges (see current stock exchanges in the Americas). See regional stock exchan

Finance

List of futures exchanges

This is a list of notable futures exchanges. Those stock exchanges that also offer trading in futures contracts besides trading in securities are listed both here and the list of stock exchanges.

Finance

List of public corporations by market capitalization

The following is a list of publicly traded companies, that have the largest market capitalization or "market value". Most or all of these companies would be categorized as megacap stocks.

Securities & exchanges

List of stock exchange mergers in the Americas

This is a list of major stock exchange mergers and acquisitions in the Americas. It also features the name of any resultant stock exchanges from mergers or acquisitions. According to Robert E. Wright of Bloomberg in 2013, historians assert that "rather than exhibiting a trend of constant consolidation, the number of exchanges active across the globe has waxed and waned several times over

Securities & exchanges

Listing (finance)

In corporate finance, a listing refers to the company's shares being on the list (or board) of stock that are publicly listed. Some stock exchanges allow shares of a foreign company to be listed and may allow dual listing, subject to conditions.

Finance

Local authorities swaps litigation

The local authorities swaps litigation (sometimes called simply the swaps cases) refers to a series of cases during the 1990s under English law relating to interest rate swap transactions entered into between banks and local authorities. The House of Lords ruled that such transactions were unlawful. As a result of the decision over 200 separate actions were filed as hundreds of interes

Trading basics

London congestion charge

The London congestion charge is a fee charged on most cars and motor vehicles being driven within the Congestion Charge Zone (CCZ) in Central London between 7:00 am and 6:00 pm Monday to Friday, and between 12:00 noon and 6:00 pm Saturday and Sunday. Enforcement is primarily based on automatic number-plate recognition (ANPR).

Finance

Long (finance)

In finance, a long position in a financial instrument means the holder of the position owns a positive amount of the instrument. The holder of the position has the expectation that the financial instrument will increase in value. This is known as a bullish position. The term "long position" is often used in context of buying options contracts.

Finance

Long/short equity

Long/short equity is an investment strategy generally associated with hedge funds. It involves buying equities that are expected to increase in value and selling short equities that are expected to decrease in value. This is different from the risk reversal strategies where investors will simultaneously buy a call option and sell a put option to simulate being long in a stock.

Finance

Low-volatility anomaly

In investing and finance, the low-volatility anomaly is the observation that low-volatility securities have higher returns than high-volatility securities in most markets studied. In other words, assets whose prices or returns change wildly pay worse than assets whose prices or returns are steady. This is an example of a stock market anomaly since it contradicts the central prediction of

Fiat currencies

Lucas islands model

The Lucas islands model is an economic model of the link between money supply and price and output changes in a simplified economy using rational expectations. It delivered a new classical explanation of the Phillips curve relationship between unemployment and inflation. The model was formulated by Robert Lucas, Jr. in a series of papers in the 1970s.

Payments & settlement

M-Pesa

M-PESA (M for mobile, PESA is Swahili for money) is a mobile phone-based money transfer service, payments and micro-financing service, launched in 2007 by Vodafone and Safaricom, the largest mobile network operator in Kenya. It has since expanded to Tanzania, Mozambique, Democratic Republic of the Congo (DRC), Lesotho, Ghana, Egypt, and Ethiopia. The rollouts in India, Romania, and Alban

Trading basics

Mahmoud Reza Banki

Mahmoud Reza Banki (Persian: محمودرضا بانکی; born 1976) is an Iranian-American scientist, management consultant and business executive.

Trading basics

Managed futures account

A managed futures account (MFA) or managed futures fund (MFF) is a type of alternative investment in the US in which trading in the futures markets is managed by another person or entity, rather than the fund's owner. Managed futures accounts include, but are not limited to, commodity pools. These funds are operated by commodity trading advisors (CTAs) or commodity pool operators (CPOs),

Finance

Margin (finance)

In finance, margin is the collateral that a holder of a financial instrument has to deposit with a counterparty (most often a broker or an exchange) to cover some or all of the credit risk the holder poses for the counterparty. This risk can arise if the holder has done any of the following:

Finance

Margin at risk

The Margin-at-Risk (MaR) is a quantity used to manage short-term liquidity risks due to variation of margin requirements, i.e. it is a financial risk occurring when trading commodities. It is similar to the Value-at-Risk (VaR), but instead of simulating EBIT it returns a quantile of the (expected) cash flow distribution.

Finance

Mark-to-market accounting

Mark-to-market (MTM or M2M) or fair value accounting is accounting for the "fair value" of an asset or liability based on the current market price, or the price for similar assets and liabilities, or based on another objectively assessed "fair" value. Fair value accounting has been a part of Generally Accepted Accounting Principles (GAAP) in the United States since the early 1990s. Fail

Finance

Market anomaly

A market anomaly in a financial market is predictability that seems to be inconsistent with (typically risk-based) theories of asset prices. Standard theories include the capital asset pricing model and the Fama-French Three Factor Model, but a lack of agreement among academics about the proper theory leads many to refer to anomalies without a reference to a benchmark theory (Daniel and

Finance

Market depth

In finance, market depth is a real-time list displaying the quantity to be sold versus unit price. The list is organized by price level and is reflective of real-time market activity. Mathematically, it is the size of an order needed to move the market price by a given amount. If the market is deep, a large order is needed to change the price.

Finance

Market liquidity

In business, economics or investment, market liquidity is a market's feature whereby an individual or firm can quickly purchase or sell an asset without causing a drastic change in the asset's price. Liquidity involves the trade-off between the price at which an asset can be sold, and how quickly it can be sold. In a liquid market, the trade-off is mild: one can sell quickly without havi

Finance

Market maker

A market maker or liquidity provider is a company or individual that quotes both a buy and a sell price in a tradable asset held in inventory, hoping to make a profit on the difference, which is called the bid–ask spread or turn. This stabilizes the market, reducing price variation (volatility) by setting a trading price range for the asset.

Finance

Market manipulation

In economics and finance, market manipulation occurs when someone intentionally alters the supply or demand of a security to influence its price. This can involve spreading misleading information, executing misleading trades, or manipulating quotes and prices.

Trading basics

Market portfolio

Market portfolio is an investment portfolio that theoretically consisting of a weighted sum of every asset in the market, with weights in the proportions that they exist in the market, with the necessary assumption that these assets are infinitely divisible.

Securities & exchanges

Market sentiment

Market sentiment, also known as investor attention, is the general prevailing attitude of investors as to anticipated price development in a market. This attitude is the accumulation of a variety of fundamental and technical factors, including price history, economic reports, seasonal factors, and national and world events. If investors expect upward price movement in the stock market, t

Trading basics

Marketing strategy

Marketing strategy refers to the set of coordinated actions undertaken by an organization to increase sales, strengthen market presence, and achieve sustainable competitive advantage. It provides a structured and deliberate approach to promoting products or services by aligning organizational resources, market insights, and long-term objectives through systematic planning and analysis.

Networks

Markets in Crypto-Assets

Markets in Crypto-Assets (MiCA or MiCAR) is a regulation in European Union (EU) law that establishes a regulatory framework for crypto-assets in the EU, including cryptocurrencies, security tokens and stablecoins. It was adopted by the EU Parliament on 20 April 2023 and has applied in full since December 2024.

Payments & settlement

Mastercard

Mastercard Inc. (stylized as MasterCard from 1979 to 2016 and as mastercard since 2016) is an American multinational payment card services corporation headquartered in Purchase, New York. It provides payment transaction processing and other related-payment services, including travel-related payments and bookings. Its principal business globally is to process payments between the banks of

Fiat currencies

Matchbook FX

Matchbook FX was an Internet-based electronic communication network ("ECN" or Electronic Trading Network) for trading currency online in the Spot-FX or foreign exchange market. It operated between 1999 and 2002.

Finance

McClellan oscillator

The McClellan oscillator is a market breadth indicator used in technical analysis by financial analysts of the New York Stock Exchange to evaluate the balance between the advancing and declining stocks. The McClellan oscillator is based on the Advance-Decline Data and it could be applied to stock market exchanges, indexes, portfolio of stocks or any basket of stocks.

Trading basics

Mean reversion (finance)

Mean reversion is a financial term for the assumption that an asset's price will tend to converge to the average price over time.

Payments & settlement

Merchant account

A merchant account is a type of bank account that allows a seller, known as the merchant, to accept payments by debit or credit cards. A merchant account is established under an agreement between an acceptor and a merchant acquiring bank for the settlement of payment card transactions. In some cases a payment processor, payment service provider, independent sales organization (ISO), or

Banking

Merchant bank

A merchant bank is historically a bank dealing in commercial loans and investment. In modern British usage, it is the same as an investment bank. Merchant banks were the first modern banks and evolved from medieval merchants who traded in commodities, particularly cloth merchants. Historically, merchant banks' purpose was to facilitate or finance the production and trade of commodities,

Securities & exchanges

Merchants' Exchange Building (Philadelphia)

The Merchants' Exchange Building (also known as the Philadelphia Exchange [1]) is a historic building which is located on the triangular site bounded by Dock, 3rd and Walnut Streets in the Old City neighborhood of Philadelphia, Pennsylvania. It was designed by architect William Strickland, in the Greek Revival style, the first national American architectural style and was built between

Trading basics

Mezzanine capital

Mezzanine capital is a type of financing that sits between senior debt and equity in a company's capital structure. It is typically used to fund growth, acquisitions, or buyouts. Technically, mezzanine capital can be either a debt or equity instrument with a repayment priority between senior debt and common stock equity. Mezzanine debt is subordinated debt that represents a claim on a co

Securities & exchanges

MF Global

MF Global Holdings Ltd., formerly known as Man Financial, was a major global financial derivatives broker, or commodities brokerage firm that went bankrupt in 2011. MF Global provided exchange-traded derivatives, such as futures and options as well as over-the-counter products such as contracts for difference (CFDs), foreign exchange and spread betting. MF Global Inc., its broker-deal

Fiat currencies

Microsoft Points

Microsoft Points, introduced in November 2005 as Xbox Live Points, were a digital currency issued by Microsoft for use on its Xbox and Zune product lines. Points could be used to purchase video games and downloadable content from Xbox Live Marketplace, digital content such as music and videos on Zune Marketplace, along with content from Windows Live Gallery.

Trading basics

MicroStrategy

Strategy Inc., stylized as Strategy₿ and formerly known as MicroStrategy, is an American company that provides business intelligence (BI) and mobile software. Founded in 1989 by Michael J. Saylor, Sanju Bansal, and Thomas Spahr, the firm develops software to analyze internal and external data in order to make business decisions and to develop mobile apps. It is a public company headquart

Payments & settlement

Microtransaction

A microtransaction (MTX) video game business model is one where users can purchase in-game virtual goods with micropayments. Microtransactions are often used in free-to-play games to provide a revenue source for the developers. While microtransactions are a staple of the mobile app market, they are also seen on PC software such as Valve's Steam digital distribution platform, as well as c

Finance

Ministry of Finance (Sweden)

The Ministry of Finance (Swedish: Finansdepartementet) is a Swedish government ministry responsible for matters relating to economic policy, the central government budget, taxes, banking, security and insurance, international economic work, central, regional and local government.

Finance

Ministry of Finances (Albania)

The Ministry of Finances (Albanian: Ministria e Financave) is a department of the Albanian Government, responsible for designing and implementing fiscal policies, preparing and administering the state budget, managing public finances, and supervising the tax and customs system in Albania. The current Minister is Petrit Malaj, who has held this position since 2024 and was reconfirmed aft

Finance

Ministry of Public Finance

The Ministry of Public Finance (Spanish: Ministerio de Finanzas Públicas or MINFIN) is a government ministry of Guatemala in charge of fiscal policy and public finances.

Finance

Ministry of Revenue (Imperial China)

The Ministry or Board of Revenue was one of the Six Ministries under the Department of State Affairs in imperial China.

Fiat currencies

MintChip

MintChip is a digital currency that provides the underlying system to facilitate the exchange of value between consumers and merchants in real-time. It was designed to reduce the cost and risk of financial transactions. This technology was created by the Royal Canadian Mint, backed by the Government of Canada and denominated in a variety of fiat currencies. The Royal Canadian Mint announ

Banking

Money Access Center

Money Access Center (MAC, also Money Access Card) was an ATM network in the Mid-Atlantic and Midwestern United States, between 1979 and 2005, when it was absorbed into the STAR network. The network was one of the first in the nation, and helped universalize ATM banking. At its height MAC operated 59,000 ATMs in Pennsylvania, New Jersey, Delaware, Maryland, West Virginia, Kentucky, Ohio,