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Digital assets and currencies
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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.
BankingMassa Frumentaria
Massa Frumentaria or Monte Frumentario was a medieval grain fund established in Malta. As a public institution, it was tasked with the importation and distribution of wheat and other commodities, while also serving as a precursor to an investment bank. The fund was administered by the Università, a municipal body under the control of the Knights of St. John, and later continued under Bri
Trading basicsMean 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.
Trading basicsMedical underwriting
Medical underwriting is a health insurance term referring to the use of medical or health information in the evaluation of an applicant for coverage, typically for life or health insurance. As part of the underwriting process, an individual's health information may be used in making two decisions: whether to offer or deny coverage and what premium rate to set for the policy. The two most
Payments & settlementMefo bill
A Mefo bill (sometimes written as MEFO bill; German: Mefo-Wechsel) was a six-month promissory note, drawn upon the dummy company Metallurgische Forschungsgesellschaft ('Metallurgical Research Corporation'), devised by the German Central Bank President, Hjalmar Schacht, in 1934. These bills could be discounted by any German bank at any time, and these banks, in turn, could rediscount the
Securities & exchangesMerton model
The Merton model, is a widely used "structural" credit risk model, which was developed by American economist Robert C. Merton in 1974.
Trading basicsMezzanine 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
BankingMicrocredit
Microcredit is the extension of very small loans (microloans) to borrowers with limited access to traditional credit who typically do not have access to traditional banking services due to a lack of collateral, steady employment, and a verifiable credit history. The primary aim of microcredit is to support entrepreneurship, facilitate self-employment, and alleviate poverty, particularly
FinanceMicrofinance
Microfinance is the provision of financial services to individuals and small businesses, particularly those with low incomes and limited access to conventional banking and related financial services. It encompasses services such as microcredit, savings, checking accounts, microinsurance, and payment systems.
Payments & settlementMicrotransaction
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
FinanceMiddle income trap
In development economics, the middle income trap is a situation where a country has developed until GDP per capita has reached a middle level of income, but the country does not develop further and does not attain high income country status. The term was introduced by the World Bank in 2007 who defined it as the "middle-income range" countries with gross national product per capita that
FinanceMinistry of finance
A ministry of finance is a ministry or other government agency in charge of government finance, fiscal policy, and financial regulation. It is headed by a finance minister, an executive or cabinet position.
FinanceMinistry of Finance (Afghanistan)
The Ministry of Finance of Afghanistan (Dari: وزارت مالیه افغانستان, Pashto: د افغانستان د مالیې وزارت) is responsible for the implementation and execution of the budget, collection of taxes, organization, and control of public expenses in Afghanistan; it also controls the management of the Custom Affairs. It is located next to the Pashtunistan Square in the Wazir Akbar Khan neighborhood
FinanceMinistry of Finance (Kuwait)
Ministry of Finance is one of the governmental bodies of Kuwait and part of the cabinet. It is concerned with the executive general administration of public financial affairs in the State of Kuwait. As of August 2025 the Acting minister is Dr. Sabeeh Al-Mukhaizeem.
FinanceMinistry of Finance (Soviet Union)
The Ministry of Finance of the Union of Soviet Socialist Republics (USSR) (Russian: Министерство финансов СССР), formed on 15 March 1946, was one of the most important government offices in the Soviet Union. Until 1946 it was known as the People's Commissariat for Finance (Russian: Народный комиссариат финансов – Narodnyi komissariat finansov, or "Narkomfin"). Narkomfin, at the all-Union
FinanceMinistry 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.
BankingMitigation banking
Mitigation banking is a market-based system of debits and credits (used primarily in the United States as part of its "no net loss" policy) that involves restoration, creation, or enhancement of wetlands to compensate for unavoidable impacts to a wetland in another location. It involves a system of mitigation banks, sites where projects to restore, create, or enhance wetlands can be carr
FinanceMobile business intelligence
Mobile Business Intelligence (Mobile BI or Mobile Intelligence) is a system comprising both technical and organizational elements that present historical and/or real-time information to its users for analysis on mobile devices such as smartphones and tablets (not laptops), to enable effective decision-making and management support, for the overall purpose of increasing firm performance.
Payments & settlementMobile payments in China
China is one of the world's leaders in the adoption of mobile payments. Widespread adoption of mobile payments in China has facilitated the growth of e-commerce in China and growth in the retail banking sector.
FinanceModel risk
In finance, model risk is the risk of loss resulting from using insufficiently accurate models to make decisions, originally and frequently in the context of valuing financial securities.
BankingMohammed bin Faisal Al Saud
Mohammed bin Faisal Al Saud (Arabic: محمد بن فيصل آل سعود, Moḥammed bin Fayṣal Āl Saʿūd; 14 November 1934 – 14 January 2017) was a Saudi prince and businessman. He was a son of King Faisal and one of the grandsons of Saudi Arabia's founder King Abdulaziz. He was one of the pioneers in the establishment of Islamic banking and Islamic insurance.
Fiat currenciesMonetae cudendae ratio
"Monetae cudendae ratio" (also spelled "Monetæ cudendæ ratio"; English: "On the Minting of Coin" or "On the Striking of Coin"; sometimes, "Treatise on Money") is a paper on coinage by Nicolaus Copernicus (Polish: Mikołaj Kopernik). It was written in 1526 at the request of Sigismund I the Old, King of Poland, and presented to the Prussian Diet.
Fiat currenciesMonetary base
In economics, the monetary base (also base money, money base, high-powered money, reserve money, outside money, central bank money or, in the UK, narrow money) in a country is the total amount of money created by the central bank. This includes:
Fiat currenciesMonetary circuit theory
Monetary circuit theory is a heterodox theory of monetary economics, particularly money creation, often associated with the post-Keynesian school.
Fiat currenciesMonetary hegemony
Monetary hegemony is an economic and political concept in which a single state has decisive influence over the functions of the international monetary system. A monetary hegemon would need:
Fiat currenciesMonetary reform
Monetary reform refers to proposals to change a country's monetary system, including how money is created, regulated, and distributed. Such reforms seek to address perceived problems with current monetary schemes, like financial instability, wealth inequality, or inflation. Monetary reform movements grow during economic crises, proposing alternatives to prevailing systems.
Fiat currenciesMonetary sovereignty
Monetary sovereignty is the power of the state to exercise exclusive legal control over its currency and monetary policy. This includes the authority to designate a country's legal tender, control the money supply, set interest rates, and regulate financial institutions. Monetary sovereignty is crucial for national sovereignty, economic independence, and policy autonomy.
BankingMonetary system
A monetary system is a system where a government manages money in a country's economy. Modern monetary systems usually consist of a national treasury, a mint, central banks and commercial banks.
Fiat currenciesMonetary/fiscal debate
The monetary/fiscal policy debate, otherwise known as the Ando–Modigliani/Friedman–Meiselman debate (or AM/FM debate from the main instigators' initials, and for this reason sometimes jokingly called the "radio stations debate"), was the exchange of viewpoints about the comparative efficiency of monetary policies and fiscal policies that originated with a work co-authored by Milton Fried
Fiat currenciesMoney burning
Money burning or burning money is the purposeful act of destroying money. In the prototypical example, banknotes are destroyed by setting them on fire. Burning money decreases the wealth of the owner without directly enriching any particular party. It also reduces the money supply and (very slightly) slows down the inflation rate.
BankingMoney changer
A money changer is a person or organization whose business is the exchange of coins or currency of one country for that of another. This trade was a predecessor of modern banking.
Payments & settlementMonzo
Monzo Bank Limited, trading as Monzo (), is a British online bank based in London, England. Monzo launched as part of a number of app-based challenger banks entering the UK market.
Securities & exchangesMortgage Electronic Registration Systems
Mortgage Electronic Registration Systems, Inc. (MERS) is an American privately held corporation. MERS is a separate and distinct corporation that serves as a nominee on mortgages after the turn of the century and is owned by holding company MERSCORP Holdings, Inc., which owns and operates an electronic registry known as the MERS system, which is designed to track servicing rights and own
Securities & exchangesMortgage servicing rights
In the mortgage industry of the United States, mortgage servicing rights (MSR) are the contractual rights to service a mortgage after the mortgage origination process is complete. Mortgage servicing is the management of the repayment of mortgage debt on behalf of the lender, including the collection and recording of mortgage payments. The legal entity that holds the mortgage servicing ri
BankingMount of piety
A mount of piety is an institutional pawnbroker run as a charity in Europe from Renaissance times until today. Similar institutions were established in the colonies of Catholic countries; the Mexican Nacional Monte de Piedad is still in operation.
Securities & exchangesMr. Market
Mr. Market is an allegory created by investor Benjamin Graham to describe what he believed were the irrational or contradictory traits of the stock market and the risks of following groupthink. Mr. Market was first introduced in his 1949 book, The Intelligent Investor.
BankingMurashu family
The house of Murashu were a family of businessmen and moneylenders based at Nippur in Babylonia in the fifth century BCE. They left an archive of hundreds of cuneiform texts called the Murashu Archive which is often used to understand business and society in the Achaemenid Empire.
FinanceNaked short selling
Naked short selling, or naked shorting, is the practice of short-selling a tradable asset without first borrowing the asset from another party or ensuring that it can be borrowed. When the seller does not obtain the asset and deliver it to the buyer within the required settlement period, the result is known as a "failure to deliver" (FTD). The transaction generally remains open until the
Trading basicsNatural Asset Company
Natural Asset Companies, abbreviated as NACs, are designed to mobilize private investment for ecological conservation, nature-based solutions, and regenerative land management. Developed by the Intrinsic Exchange Group (IEG), NACs integrate the economic value of nature, including ecosystem services, into a corporation with an equity capital structure.
Payments & settlementNegotiable instrument
A negotiable instrument is a document guaranteeing the payment of a specific amount of money, either on demand, or at a set time, whose payer is usually named on the document. More specifically, it is a document contemplated by or consisting of a contract, which promises the payment of money without condition, which may be paid either on demand or at a future date. The term has different
AssetsNEO (blockchain)
Neo is a blockchain-based cryptocurrency and application platform used to run smart contracts and decentralized applications. The project, originally named Antshares, was founded in 2014 by Da HongFei and Erik Zhang and rebranded as Neo in 2017. In 2017 and 2018, it became popular in China despite the recently enacted prohibition on cryptocurrency in that country.
NetworksNervos Network
Nervos Network is a proof-of-work blockchain platform which consists of multiple blockchain layers that are designed for different functions. The native cryptocurrency of this layer is called CKB. Smart contracts and decentralized applications can be deployed on the Nervos blockchain. The Nervos Network was founded in 2018.
Securities & exchangesNet volatility
Net volatility refers to the volatility implied by the price of an option spread trade involving two or more options. Essentially, it is the volatility at which the theoretical value of the spread trade matches the price quoted in the market, or, in other words, the implied volatility of the spread.
Trading basicsNetworks in marketing
Networks are crucial parts of any action taken in a marketplace. Peter Drucker even described the future economy as one of a society of networks. Companies embedded in such networks stand to gain a lot. There are a number of different network models, which have distinct relevance to customers, and marketing initiatives. A network in marketing can be formed either strategically (e.g. Bus
FinanceNicholas Magens
Esq. Nicholas Magens or Nicolaus Paul Magens (1697 or 1704 – 1764) was an attorney, a merchant specializing in Spain and its colonies in the Americas, and an expert on ship insurance, general average and bottomry who gained a great reputation in commercial matters.
BankingNominal income target
A nominal income target is a monetary policy target. Such targets are adopted by central banks to manage national economic activity. Nominal aggregates are not adjusted for inflation. Nominal income aggregates that can serve as targets include nominal gross domestic product (NGDP) and nominal gross domestic income (GDI). Central banks use a variety of techniques to hit their targets, inc
Trading basicsNutraceutical
Nutraceutical is a marketing term used to imply a pharmaceutical effect from plant extracts, compounds, or food products that are claimed to influence health outcomes, typically as dietary supplements.
AssetsNxt
NXT is an open source cryptocurrency and payment network launched in 2013 by anonymous software developer BCNext. It uses proof-of-stake to reach consensus for transactions—as such, there is a static money supply. Unlike Bitcoin, there is no mining.
Trading basicsOmnichannel
Omnichannel is a neologism describing a business strategy. According to Frost & Sullivan, omnichannel is defined as "seamless and effortless, high-quality customer experiences that occur within and between contact channels".
Trading basicsOnline video analytics
Online video analytics (also known as Web video analytics) is the measurement, analysis and reporting of videos viewed online. It is used for the purposes of understanding the consumption patterns (behavioral analysis) and optimizing viewing experience (quality of service analysis).
BankingOpen banking
In financial services, open banking allows for financial data to be shared between banks and third-party service providers through the use of application programming interfaces (APIs). Traditionally, banks have kept customer financial data within their own closed systems. Open banking allows customers to share their financial information securely and electronically with other banks or ot
NetworksOpenTimestamps
OpenTimestamps (OTS) is an open-source project that aims to provide a standard format for blockchain timestamping.
FinanceOptions backdating
In finance, options backdating is the practice of altering the date a stock option was granted, to a usually earlier date (i.e backdating), but sometimes later date (i.e. forward dating), at which the underlying stock price was lower. This is a way of repricing options to make them more valuable when the option "strike price" (the fixed price at which the owner of the option can purchase
FinanceOptions strategy
Option strategies are the simultaneous, and often mixed, buying or selling of one or more options that differ in one or more of the options' variables. Call options, simply known as Calls, give the buyer a right to buy a particular stock at that option's strike price. Opposite to that are Put options, simply known as Puts, which give the buyer the right to sell a particular stock at the
FinanceOrder (exchange)
An order is an instruction to buy or sell on a trading venue such as a stock market, bond market, commodity market, financial derivative market or cryptocurrency exchange. These instructions can be simple or complicated, and can be sent to either a broker or directly to a trading venue via direct market access. There are some standard instructions for such orders.
FinanceOrder book
An order book is the list of orders (manual or electronic) that a trading venue (in particular stock exchanges) uses to record the interest of buyers and sellers in a particular financial instrument. A matching engine uses the book to determine which orders can be fully or partially executed.
Trading basicsOrganizational economics
Organizational economics (also referred to as economics of organization) involves the use of economic logic and methods to understand the existence, nature, design, and performance of organizations, especially managed ones.
FinanceOriginal sin (economics)
Original sin is a term in economics literature, proposed by Barry Eichengreen, Ricardo Hausmann, and Ugo Panizza in a series of papers to refer to a situation in which "most countries are not able to borrow abroad in their domestic currency."
FinanceOut-of-pocket expense
An out-of-pocket expense, or out-of-pocket cost (OOP), is the direct payment of money that may or may not be later reimbursed from a third-party source. For example, when operating a vehicle, gasoline, parking fees and tolls are considered out-of-pocket expenses for a trip. Car insurance, oil changes, and interest are not, since the outlay of cash covers expenses accrued over a longer pe
FinanceP/B ratio
The price-to-book ratio, or P/B ratio, (also PBR) is a financial ratio used to compare a company's current market value to its book value (where book value is the value of all assets minus liabilities owned by a company). The calculation can be performed in two ways, but the result should be the same. In the first way, the company's market capitalization can be divided by the company's t
Trading basicsPairs trade
A pairs trade or pair trading is a market neutral trading strategy enabling traders to profit from virtually any market conditions: uptrend, downtrend, or sideways movement. This strategy is categorized as a statistical arbitrage and convergence trading strategy. Pair trading was pioneered by Gerry Bamberger and later led by Nunzio Tartaglia's quantitative group at Morgan Stanley in the
BankingParticipation banking
Participation banking is a name given to Islamic banks mainly in Turkey, as well as in the broader MENA region. There are participation banks in Turkey, Pakistan, Bangladesh, Indonesia, Saudi Arabia, Malaysia, the UAE and other Gulf countries.
Payments & settlementPayment Card Industry Data Security Standard
The Payment Card Industry Data Security Standard (PCI DSS) is a global data security standard that regulates how entities store, process, and transmit cardholder data (CHD) and/or sensitive authentication data (SAD). PCI DSS includes guidelines regarding components of organizations' technical and operational system that are related to such data. Cardholder Data refers to information inc
FinancePayment for order flow
Payment for order flow (PFOF) is the compensation that a stockbroker receives from a market maker in exchange for the broker routing its clients' trades to that market maker. The market maker profits from the spread (the difference between purchase price and sale price) and rebates a portion of this profit to the routing broker as PFOF. Some of this benefit may be passed on to the retail
AssetsPeercoin
Peercoin, also known as Peer-to-Peer Coin, or PPC, is a cryptocurrency utilizing both proof-of-stake and proof-of-work systems. It is notable as the first cryptocurrency to implement the proof-of-stake consensus mechanism.
Trading basicsPerformance indicator
A performance indicator or key performance indicator (KPI) is a type of performance measurement used to evaluate the success of an organization, activity, project, or process in achieving defined objectives. KPIs provide a focus for strategic and operational improvement, support evidence-based decision-making, and help organizations identify and monitor factors critical to performance.
Trading basicsPersona (user experience)
A persona (also user persona, user personality, customer persona, buyer persona) in user-centered design and marketing is a semi-fictional characterization or representation of a typical customer segment or end user. Personas help marketers and designers focus their efforts by humanizing data into relatable profiles. Personas are one of the outcomes of market segmentation, where markete
BankingPersonal identification number
A personal identification number (PIN; sometimes redundantly a PIN code or PIN number) is a numeric (sometimes alpha-numeric) passcode used in the process of authenticating a user accessing a system.
Fiat currenciesPetrocurrency
Petrocurrency (or petrodollar) is a word used with three distinct meanings, often confused:
Fiat currenciesPlaza Accord
The Plaza Accord was a joint agreement signed on September 22, 1985, at the Plaza Hotel in New York City, between France, West Germany, Japan, the United Kingdom, and the United States, to depreciate the U.S. dollar in relation to the French franc, the German Deutsche Mark, the Japanese yen and the British pound sterling by intervening in currency markets. The U.S. dollar depreciated sig
Payments & settlementPoint of sale
The point of sale (POS), or point of purchase (POP), is the time and place at which a retail transaction is completed. At the point of sale, the merchant calculates the amount owed by the customer, indicates that amount, may prepare an invoice for the customer (which may be a cash register printout), and indicates the options for the customer to make payment. It is also the point at wh
Trading basicsPolicy Analysis Market
The Policy Analysis Market (PAM), part of the FutureMAP project, was a proposed futures exchange developed, beginning in May 2001, by the Information Awareness Office (IAO) of the United States Defense Advanced Research Projects Agency (DARPA), and based on an idea first proposed by Net Exchange, a San Diego, California, research firm specializing in the development of online prediction
NetworksPolkadot (blockchain platform)
Polkadot is a decentralized, nominated proof-of-stake blockchain with smart contract functionality. The cryptocurrency native to the blockchain is the DOT.
Trading basicsPolymarket
Polymarket is an American cryptocurrency-based prediction market which offers a platform where individuals can place bets on future outcomes, including sports matches, economic indicators, weather patterns, awards, political and legislative outcomes, and military conflicts. Participants can deposit cryptocurrency through the Polygon blockchain network and trade shares that represent the
FinancePortfolio (finance)
In finance, a portfolio is a collection of investments.
FinancePortfolio manager
A portfolio manager (PM) is a professional responsible for making investment decisions and carrying out investment activities on behalf of vested individuals or institutions. Clients invest their money for future growth, such as a retirement fund, endowment fund, or education fund. PMs work with a team of analysts and researchers and are responsible for establishing an investment strateg
Trading basicsPost-PC era
The post-PC era was a market trend observed during the 2010s involving a decline in the sales of personal computers (PCs) in favor of post-PC devices, which include mobile devices such as smartphones and tablet computers as well as other mobile computers such as wearable and ubiquitous ones. These devices emphasize portability and connectivity, including the use of cloud-based services,
Payments & settlementPostal order
A postal order or postal note is a type of money order usually intended for sending money through the mail. It is purchased at a post office and is payable to the named recipient at another post office. A fee for the service, known as poundage, is paid by the purchaser. In the United States, this is known as a postal money order. Postal orders are not legal tender, but a type of promiss
Trading basicsPrediction market
Prediction markets, also known as betting markets, information markets, decision markets, idea futures, or event derivatives, are open markets that enable the prediction of specific outcomes using financial incentives. They are exchange-traded markets established for trading bets in the outcome of various events.
Trading basicsPredictive analytics
Predictive analytics encompasses a variety of statistical techniques from data mining, predictive modeling, and machine learning that analyze current and historical facts to make predictions about future or otherwise unknown events.
Trading basicsPredictive modelling
In finance and mathematics, predictive modelling is the use of statistics to predict outcomes. Most often the event one wants to predict is in the future, but predictive modelling can be applied to any type of unknown event, regardless of when it occurred. For example, predictive models are often used to detect crimes and identify suspects, after the crime has taken place.
Trading basicsPresearch (search engine)
Presearch was a decentralized, privacy-focused metasearch engine. Presearch, which operated from 2017 to 2026, was developed by Presearch.org, originally a Canadian-based organization. The platform enabled users to query Web's search engines through a distributed computing network operated by independent node operators, which kept user data and searches private.
Trading basicsPrices of chemical elements
This is a list of prices of chemical elements. Listed here are mainly average market prices for bulk trade of commodities. Data on elements' abundance in Earth's crust is added for comparison.
FinancePrivate equity fund
A private equity fund (PE fund) is a collective investment scheme used for making investments in various equity (and to a lesser extent debt) securities according to one of the investment strategies associated with private equity. Private equity funds are typically limited partnerships with a fixed term of 10 years (often with one- or two-year extensions). At inception, institutional inv
BankingPrivate equity in the 2010s
Private equity (PE) expanded throughout the 2010s. As of 2019, there were nearly 7,000 PE firms within the United States, nearly $2.5 trillion globally in unspent cash (known as dry powder), and deal-making in private equity accounted for 13% of global acquisitions.
Trading basicsPrivate investment in public equity
A private investment in public equity, commonly known as a PIPE deal, involves selling of publicly traded common shares or some form of preferred stock or convertible security to private investors. It is an allocation of shares in a public company not through a public offering in a stock exchange. PIPE deals are part of the primary market. In the U.S., a PIPE offering may be registered w
BankingPrize-linked savings account
A prize-linked savings account (PLSA) or lottery-linked deposit account is a savings account in which some of the interest payment on bank deposits or marketing dollars are distributed as prizes based on chance. They are attractive to consumers as they function both as a sweepstakes or game of chance (as there is a small chance of a large prize) and as savings vehicle (the deposit is nev
BankingProbability of default
Probability of default (PD) is a financial term describing the likelihood of a default over a particular time horizon. It provides an estimate of the likelihood that a borrower will be unable to meet its debt obligations.
AssetsProof of personhood
Proof of personhood (PoP) is a means of resisting malicious attacks on peer-to-peer networks, particularly attacks that use multiple fake identities, otherwise known as a Sybil attack. Decentralized online platforms are particularly vulnerable to such attacks by their very nature, as notionally democratic and responsive to large voting blocks. In PoP, each unique human participant obtain
AssetsProof of stake
Proof-of-stake (PoS) protocols are a class of consensus mechanisms for blockchains that work by selecting validators in proportion to their quantity of holdings in the associated cryptocurrency. This is done to avoid the computational cost of proof-of-work (PoW) schemes. The first functioning use of PoS for cryptocurrency was Peercoin in 2012, although its scheme, on the surface, still r
FinanceProperty technology
Property technology (also known as by the portmanteaus proptech, PropTech, prop-tech and also known as real estate technology) is used to refer to the application of information technology and platform economics to the real estate industry. Property technology overlaps with financial technology, including uses like online payment and booking systems.
Trading basicsPublic
In public relations and communication science, publics are groups of individual people, and the public (a.k.a. the general public) is the totality of such groupings. This is a different concept to the sociological concept of the Öffentlichkeit or public sphere.
BankingPublic-key cryptography
Public-key cryptography, or asymmetric cryptography, is the field of cryptographic systems that use pairs of related keys. Each key pair consists of a public key and a corresponding private key. Key pairs are generated with algorithms based on mathematical problems termed one-way functions. Security of public-key cryptography depends on keeping the private key secret; the public key can
Fiat currenciesPurchasing power parity
Purchasing power parity (PPP) is a measure of the price of specific goods in different countries and is used to compare the absolute purchasing power of the countries' currencies. PPP is effectively the ratio of the price of a market basket at one location divided by the price of the basket of goods at a different location. The PPP inflation and exchange rate may differ from the market e
BankingQard al-Hasan
Qardh al-hasan (Arabic: قرض الحسن, transl. benevolent lending) is an Islamic concept of interest-free lending. It is based on the principle of helping others without expecting a financial gain. However some Ulama deem it a form of interest-free loan (fungible, marketable wealth) that is extended by a lender to a borrower on the basis of benevolence (ihsan). Al-qardh, from a shari’a point
Payments & settlementQR code payment
A QR code payment is a mobile payment method where payment is performed by scanning a QR code from a mobile app. This is an alternative to doing electronic funds transfer at point of sale using a payment terminal. This avoids a lot of the infrastructure traditionally associated with electronic payments such as payment cards, payment networks, payment terminal and merchant accounts.
Trading basicsQuantitative fund
A quantitative fund is an investment fund that relies on systematic, data-driven methods, such as mathematical models, statistical techniques, AI, and machine learning, to make investment decisions, rather than fundamental human analysis. These funds are often referred to as systematic funds, and many employ factor investing strategies such as value and momentum, which are widely studied
FinanceRate of return
In finance, return is a profit on an investment. It comprises any change in value of the investment, and/or cash flows (or securities, or other investments) which the investor receives from that investment over a specified time period, such as interest payments, coupons, cash dividends and stock dividends. It may be measured either in absolute terms (e.g., dollars) or as a percentage of
FinanceReaction to the Tobin tax
This article is a list of all notable reaction to James Tobin's 1972 proposal of what is now known as the Tobin tax.
Trading basicsReal bills doctrine
The real bills doctrine says that as long as bankers lend to businessmen only against the security (collateral) of short-term 30-, 60-, or 90-day commercial paper representing claims to real goods in the process of production, the loans will be just sufficient to finance the production of goods. The doctrine seeks to have real output determine its own means of purchase without affecting