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Digital assets and currencies

Understand assets, networks and trading mechanics with sources you can check.

Finance

ISO 9564

ISO 9564 is an international standard for personal identification number (PIN) management and security in financial services.

Payments & settlement

Israel Credit Cards

Israel Credit Cards Ltd. (Hebrew: כרטיסי אשראי לישראל בע"מ), also known by the Cal (Hebrew: כאל) brand and its historical name "C.A.L" (Hebrew: כ.א.ל or by the nickname "Visa Cal" (Hebrew: ויזה כאל, is a company operating in the Israeli credit card market in two areas of activity: issuing debit cards, especially credit cards, and clearing credit card transactions. The company was founded

Trading basics

Italian Sounding

Italian Sounding is the marketing phenomenon consisting of words and images, colour combinations (the Italian tricolour), and geographical references for brands that are evocative of Italy to promote and market agri-food products that have nothing to do with Italian cuisine. The phenomenon is described by the Office of the Ministry of Economic Development (MISE) called Directorate Genera

Payments & settlement

Jaywan

Jaywan (Arabic: جيون, lit. 'precious pearl') is an Emirati card payment system wholly owned and operated by Al Etihad Payments (AEP), a subsidiary of the Central Bank of the United Arab Emirates.

Trading basics

Jordanian dinar

The Jordanian dinar (Arabic: دينار أردني; code: JOD; symbol: د.أ, unofficially abbreviated as JD) has been the currency of Jordan since 1950. The Central Bank of Jordan commenced operations in 1965 and became the sole issuer of Jordanian currency and central bank, in place of the Jordan Currency Board.

Finance

Just price

The just price is a theory of ethics in economics that attempts to set standards of fairness in transactions. With intellectual roots in ancient Greek philosophy, it was advanced by St. Thomas Aquinas based on an argument against usury, which in his time referred to the making of any rate of interest on loans. It gave rise to the contractual principle of laesio enormis.

Finance

Kabutochō

Kabutochō (Japanese: 兜町), or more formally Nihonbashi Kabutochō (Japanese: 日本橋兜町), is a neighborhood of Nihonbashi, Chuo-ku, Tokyo, Japan. It is the location of the Tokyo Stock Exchange and many securities companies, so is considered Japan's equivalent of Wall Street in New York City.

Finance

Kapitalanlagegesetzbuch

The Kapitalanlagegesetzbuch, abbreviated as KAGB, is the German Investment Code for investment management.

Payments & settlement

LankaQR

LankaQR, stylised in all caps as LANKAQR, is a national QR code payment system in Sri Lanka, initiated by the Central Bank of Sri Lanka (CBSL) in collaboration with LankaClear (Pvt) Ltd and licensed financial institutions. The standard was introduced on 12 October 2018 and formally launched on 11 March 2019, aiming to promote a cashless society, enhance financial inclusion, and reduce re

Finance

Legal Entity Identifier

The Legal Entity Identifier (LEI) is a unique global identifier for legal entities participating in financial transactions. Also known as an LEI code or LEI number, its purpose is to help identify legal entities on a globally accessible database. Legal entities are organizations such as companies or government entities that participate in financial transactions. An individual person may

Payments & settlement

LevelUp

LevelUp was an American white-label platform for restaurants offering mobile ordering, QR-code payments and loyalty/CRM tools. It was created by Boston-based startup SCVNGR. Grubhub announced its acquisition of LevelUp for US$390 million in July 2018 and closed the deal on September 13, 2018. Post-acquisition, LevelUp’s technology was integrated into Grubhub’s restaurant-facing products,

Payments & settlement

Liberty Reserve

Liberty Reserve was a Costa Rica-based centralized digital currency service that billed itself as the "oldest, safest and most popular payment processor, serving millions all around a world". Liberty Reserve was conceived as a "PayPal for the unbanked," allowing the 2.5 billion people without bank accounts or credit histories to participate in the modern economy. The site had over one mi

Trading basics

Lightning Network

The Lightning Network (LN) is a payment protocol built on the bitcoin blockchain. It is intended to enable fast transactions among participating nodes (independently run members of the network) and has been proposed as a solution to the bitcoin scalability problem.

Trading basics

Liquidation

Liquidation or winding-up is the process in law by which a company is brought to an end and its assets and property distributed to claimants. When a company has been liquidated, it is sometimes said to be wound-up or dissolved, although dissolution technically refers only to the final stage of liquidation.

Finance

List of business and finance abbreviations

This is a list of abbreviations used in a business or financial context.

Assets

Litecoin

Litecoin (abbreviation: LTC) is a cryptocurrency and open-source software project created by Charlie Lee and released in 2011. Its software was derived from Bitcoin's codebase. Litecoin uses a scrypt-based proof-of-work system, targets a block interval of 2.5 minutes, and has a maximum supply of 84 million litecoins.

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

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

Securities & exchanges

Madhya Pradesh Stock Exchange

Madhya Pradesh Stock Exchange (MPSE) was a stock exchange located at Indore, Madhya Pradesh, India. It was a SEBI recognized Permanent Stock Exchange, until its de-recognition in 2015. Established in 1919, it was 3rd oldest stock exchange in India, and a leading stock exchange under outcry system.

Banking

Magnetic ink character recognition

Magnetic ink character recognition code, known in short as MICR code, is a character recognition technology used mainly by the banking industry to streamline the processing and clearance of cheques and other documents. MICR encoding, called the MICR line, is at the bottom of cheques and other vouchers and typically includes the document-type indicator, bank code, bank account number, che

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 Identifier Code

The Market Identifier Code (MIC) (ISO 10383) is a unique identification code used to identify securities trading exchanges, regulated and non-regulated trading markets. The MIC is a four alphanumeric character code, and is defined in ISO 10383 by the International Organization for Standardization (ISO). For example, the US NASDAQ market is identified by MIC XNAS.

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

Finance

Mass stipend

In the Catholic Church, a Mass stipend is a donation given by the laity to a priest for celebrating a Mass for a particular intention. Despite the name, it is considered as a gift or offering (Latin: stips) freely given rather than a payment (Latin: stipendium) as such.

Fiat currencies

Medium of exchange

In economics, a medium of exchange is any item that is widely accepted in exchange for goods and services. In modern economies, the most commonly used medium of exchange is currency. Most forms of money function as media of exchange, including commodity money, representative money, cryptocurrency, and most commonly fiat money. Representative and fiat money exist in digital form as well a

Fiat currencies

Metallism

Metallism is the economic principle that the value of money derives from the purchasing power of the commodity upon which it is based. The currency in a metallist monetary system may be made from the commodity itself (commodity money) or it may use tokens (such as national banknotes) redeemable in that commodity. Georg Friedrich Knapp (1842–1926) coined the term "metallism" to describe

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

Banking

Microcredit

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

Payments & settlement

Micropayment

A micropayment is a financial transaction involving a very small sum of money and usually one that occurs online. Several micropayment systems were proposed and developed in the mid-to-late 1990s that were ultimately unsuccessful. A second generation of micropayment systems emerged in the 2010s.

Assets

Mining pool

In the context of cryptocurrency mining, a mining pool is the pooling of resources by miners, who share their processing power over a network, to split the reward equally, according to the amount of work they contributed to the probability of finding a block. A "share" is awarded to members of the mining pool who present a valid partial proof-of-work. Mining in pools began when the diffi

Finance

Ministry of Economic Affairs and Finance (Iran)

The Ministry of Economic Affairs and Finance' is a ministry of the Iranian government that oversees treasury, commerce, industry, financial markets and labor in Iran. Its functions include:

Banking

Mitigation 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

Finance

Mobile payment

Mobile payment, also referred to as mobile money, mobile money transfer and mobile wallet, is any of various payment processing services operated under financial regulations and performed from or via a mobile device. Instead of paying with cash, cheque, or credit card, a consumer can use a payment app on a mobile device to pay for a wide range of services and digital or hard goods. Altho

Payments & settlement

Mobile 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.

Payments & settlement

Mondex

Mondex was a smart card electronic cash system, implemented as a stored-value card and owned by Mastercard.

Fiat currencies

Monetarism

Monetarism is a school of thought in monetary economics that emphasizes the role of policy-makers in controlling the amount of money in circulation. It gained prominence in the 1970s, but was mostly abandoned as a direct guidance to monetary policy during the following decade because of the rise of inflation targeting through movements of the official interest rate.

Fiat currencies

Monetary circuit theory

Monetary circuit theory is a heterodox theory of monetary economics, particularly money creation, often associated with the post-Keynesian school.

Fiat currencies

Monetary economics

Monetary economics is the branch of economics that studies the nature, role, and impact of money and monetary institutions. It provides a framework for analyzing money and its core functions—as a medium of exchange, a store of value, and a unit of account—and examines how money can achieve widespread acceptance, including through its role as a public good.

Fiat currencies

Monetary 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.

Payments & settlement

Money order

A money order is a directive to pay a pre-specified amount of money from prepaid funds, making it a more trusted method of payment than a cheque.

Banking

Murashu 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.

Trading basics

Namibian dollar

The Namibian dollar (symbol: $ or N$; code: NAD) has been the currency of Namibia since 1993. It is normally abbreviated with the dollar sign ($), or alternatively N$ to distinguish it from other currencies called “dollar.” It is divided into 100 cents.

Assets

Nano (cryptocurrency)

Nano (Abbreviation: XNO) is a cryptocurrency characterized by a directed acyclic graph data structure and distributed ledger, making it possible for Nano to work without intermediaries. To agree on what transactions to commit (i.e., achieving consensus), it uses a voting system with weight based on the amount of currency an account holds.

Banking

Narasimham Committee

Narsimham Committee refers to two committees established by the Government of India in its first decade of economic liberalisation under the chairmanship of M. Narasimham. The first Committee, officially known as the Committee on Financial System (CFS), was established in August 1991. The report of the CSF was submitted to the Finance Minister in November 1991, and tabled in the Parliame

Payments & settlement

National Automated Clearing House

National Automated Clearing House, introduced by National Payments Corporation of India, is a centralised clearing service that aims at providing interbank high volume, low value transactions that are repetitive and periodic in nature. Offering credit and debit service to corporates, banks, and financial institutions, the service, aimed at integrating all regional ECS into one National

Trading basics

NCR Voyix

NCR Voyix Corporation, previously known as NCR Corporation and National Cash Register, is a global software, consulting and technology company providing several professional services and electronic products. It produces self-service kiosks, point-of-sale software and terminals, check processing systems, thermal printers, and barcode scanners.

Trading basics

Nepalese rupee

The Nepalese rupee (Nepali: नेपाली रुपैयाँ; sign: रु; code: NPR) is the official currency and legal tender of Nepal. It is also sometimes informally abbreviated as N₨ or Re./Rs. Each rupee is subdivided into 100 paisa, although coins of lower denominations are rarely used today. It is issued and regulated by the Nepal Rastra Bank, the central bank of Nepal.

Assets

Neptune's Brood

Neptune's Brood is a science fiction novel by British author Charles Stross, set in the same universe as Saturn's Children, but thousands of years later and with all new characters.

Banking

New Zealand bank account number

New Zealand bank account numbers in NZD follow a standardised format of 16 digits:

Networks

Non-fungible token

A non-fungible token (NFT) is a unique digital identifier that is recorded on a blockchain and is used to certify ownership and authenticity. They typically contain references to digital files such as artworks, photos, videos, and audio. Because NFTs are uniquely identifiable, they differ from cryptocurrencies (which are fungible, hence the name non-fungible token), and as a result they

Fiat currencies

Numismatics

Numismatics is the study or collection of currency, including coins, tokens, paper money, medals, and related objects.

Trading basics

Nutraceutical

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.

Trading basics

Omani rial

The Omani rial (Arabic: ريال, symbol: ; currency code: OMR) is the currency of Oman. It is divided into 1000 baisa (also written baiza, بيسة).

Networks

OpenTimestamps

OpenTimestamps (OTS) is an open-source project that aims to provide a standard format for blockchain timestamping.

Finance

Options 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

Fiat currencies

Ouroboros (protocol)

Ouroboros is a family of proof-of-stake consensus protocols used in the Cardano and Polkadot blockchains. It can run both permissionless and permissioned blockchains.

Finance

Out-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

Trading basics

Pari passu

Pari passu is a Latin phrase that literally means "with an equal step" or "on equal footing". It is sometimes translated as "ranking equally", "hand-in-hand", "with equal force", or "moving together", and by extension, "fairly", "without partiality".

Payments & settlement

Payanywhere

Payanywhere is a payments platform and app that allows merchants in the United States to accept credit and debit card payments while building customer relationships in-store, online, or on the go. Merchants may accept payments on their smartphone via a Bluetooth card reader or on an in-store “Storefront” solution featuring a tablet and stand, which was introduced on April 8, 2014. PayAny

Finance

Paym

Paym ( PAY-əm) was a mobile payment system provided by banks and building societies in the United Kingdom. Recipients were identified by their mobile phone number instead of bank details such as sort code and account number.

Payments & settlement

Payment and settlement systems in India

Payment and settlement systems are used for financial transactions in India. Covered by the Payment and Settlement Systems Act of 2007 (PSS Act), legislated in December 2007, they are regulated by the Reserve Bank of India (RBI) and the Board for Regulation and Supervision of Payment and Settlement Systems.

Payments & settlement

Payment card

Payment cards are part of a payment system issued by financial institutions, such as banks, to a customer that enables its owner (the cardholder) to access the funds in the customer's designated bank accounts, or through a credit account and make payments by electronic transfer with a payment terminal and access automated teller machines (ATMs). Such cards are known by a variety of names

Finance

Payment card number

A payment card number, primary account number (PAN), or simply a card number, is the card identifier found on payment cards, such as credit cards and debit cards, as well as stored-value cards, gift cards and other similar cards. In some situations the card number is referred to as a bank card number. The card number is primarily a card identifier and may not directly identify the bank

Payments & settlement

Payment terminal

A payment terminal, also known as a point of sale (POS) terminal, card machine, credit card machine, card reader, PIN pad, EFTPOS terminal (or by the older term as PDQ terminal which stands for "Process Data Quickly"), is a device which interfaces with payment cards to make electronic funds transfers. The terminal typically consists of a secure keypad (called a PINpad) for entering PIN,

Payments & settlement

Paytm

PayTM (short for Pay Through Mobile) is an Indian multinational financial technology company, that specializes in digital payments and financial services, based in Noida. PayTM was founded in 2010 by Vijay Shekhar Sharma under One97 Communications. The company offers mobile payment services to consumers and enables merchants to receive payments through QR code payment, Soundbox, Android-

Payments & settlement

Paytm Payments Bank

Paytm Payments Bank (PPBL) was an Indian payments bank, founded in 2017 and headquartered in Noida. In the same year, it received the license to run a payments bank from the Reserve Bank of India and was launched in November 2017. In 2021, the bank received a scheduled bank status from the RBI.

Banking

Personal 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.

Securities & exchanges

Personal Property Security Act (Canada)

The Personal Property Security Act ("PPSA") is the name given to each of the statutes passed by all common law provinces, as well as the territories, of Canada that regulate the creation and registration of security interests in all personal property within their respective jurisdictions.

Payments & settlement

PhonePe

PhonePe is an Indian digital payments and financial services company, headquartered in Bengaluru. It was founded in December 2015, by Sameer Nigam, Rahul Chari and Burzin Engineer. The PhonePe app, based on the Unified Payments Interface, went live in August 2016.

Payments & settlement

Plastic card

Plastic cards usually serve as identity documents, thus providing authentication. In combination with other assets that complement the data stored on the card, like PINs, they also serve authorization purposes, most often as debit or credit cards for allowing their holders to make financial transactions. Early and simpler cards feature only hard-to-imitate integrated photographs, securit

Payments & settlement

Point 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 basics

Point-of-sale malware

Point-of-sale malware (POS malware) is usually a type of malicious software (malware) that is used by cybercriminals to target point of sale (POS) and payment terminals with the intent to obtain credit card and debit card information, a card's track 1 or track 2 data and even the CVV code, by various man-in-the-middle attacks, that is the interception of the processing at the retail chec

Networks

Polkadot (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 basics

Prediction 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 basics

Predictive 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 basics

Prices 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.

Banking

Principles for Responsible Investment

Principles for Responsible Investment (UNPRI or PRI) is a United Nations-supported international network of financial institutions working together to implement its six aspirational principles, often referenced as "the Principles". Its goal is to understand the implications of sustainability for investors and support signatories to facilitate incorporating these issues into their investm

Banking

Private equity in the 1980s

Private equity in the 1980s relates to one of the major periods in the history of private equity and venture capital. Within the broader private equity industry, two distinct sub-industries, leveraged buyouts and venture capital experienced growth along parallel although interrelated tracks.

Finance

Profit margin

Profit margin is a financial ratio that measures the percentage of profit earned by a company in relation to its revenue. Expressed as a percentage, it indicates how much profit the company makes for every dollar of revenue generated. Profit margin is important because this percentage provides a comprehensive picture of the operating efficiency of a business or an industry. All margin ch

Securities & exchanges

Promissory note

A promissory note, sometimes referred to as a note payable, is a financial instrument in which one party (the maker or issuer) promises in writing to pay a determinate sum of money to another (the payee), subject to any terms and conditions specified within the document.

Assets

Proof 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

Assets

Proof of space

Proof of space (PoS) is a type of consensus algorithm achieved by demonstrating one's legitimate interest in a service (such as sending an email) by allocating a non-trivial amount of memory or disk space to solve a challenge presented by the service provider. The concept was formulated in 2013 by Dziembowski et al. and (with a different formulation) by Ateniese et al..

Assets

Proof 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

Assets

Proof of work

Proof of work (also written as proof-of-work, and abbreviated PoW) is a form of cryptographic proof in which one party (the prover) proves to others (the verifiers) that a certain amount of a specific computational effort has been expended. Verifiers can subsequently confirm this expenditure with minimal effort on their part. The concept was first proposed by Moni Naor and Cynthia Dwork

Banking

Prudential Regulation Authority

The Prudential Regulation Authority (PRA) is a United Kingdom financial services regulatory body, formed as one of the successors to the Financial Services Authority (FSA). The authority is responsible for the prudential regulation and supervision of banks, building societies, credit unions, insurers and major investment firms. It sets standards and supervises financial institutions at t

Banking

Public-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

Trading basics

Puzzle friendliness

In cryptography, puzzle friendliness is a property of some cryptographic hash functions. SHA-256 is a cryptographic hash function that is thought to have this property. Informally, a hash function is puzzle friendly if no solution exists which is better than just making random guesses, and the only way to find a solution is the brute force method. Although the property is very general, i

Trading basics

Qatari riyal

The Qatari riyal (Arabic: ريال قطري; sign: QR in Latin, ر.ق in Arabic; ISO code: QAR) is the official currency of the State of Qatar. Each riyal, the base unit, is divided into 100 dirhams (Arabic: درهم).

Payments & settlement

QR 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.

Fiat currencies

QRIS

Quick Response Code Indonesia Standard (abbreviated as QRIS, the abbreviation being a wordplay on keris, a traditional sword; Indonesian: Kode QR Standar Indonesia) is a QR code payment system developed by Bank Indonesia (BI) and the Indonesian Payment System Association (ASPI) aimed to integrate all non-cash payment methods in Indonesia. Launched in 2019, the system enables peer-to-peer

Fiat currencies

Quantity theory of money

The quantity theory of money (QTM) is a hypothesis within monetary economics which states that the general price level of goods and services is directly proportional to the amount of money in circulation (i.e., the money supply), and that the causality runs from money to prices. This implies that the theory potentially explains inflation. It originated in the 16th century and has been pr

Payments & settlement

Rail Travel Card

The Rail Travel Card was a credit card administered by the Rail Travel Credit Agency headquartered at Chicago Union Station (room 436) to facilitate leisure and business travel by rail, possibly modeled on the air travel card. It was accepted by most major railroads, the prominent exceptions being New Haven and Southern Pacific.

Securities & exchanges

Real estate mortgage investment conduit

A real estate mortgage investment conduit (REMIC) is a business entity that issues investment securities representing interests in a portfolio of mortgages. Under U.S. Federal income tax law a REMIC can qualify for treatment as a partnership, with tax payable by investors rather than the entity. REMICs are used for the pooling of mortgage loans and issuance of mortgage-backed securities

Finance

Real options valuation

Real options valuation, also often termed real options analysis, (ROV or ROA) applies option valuation techniques to capital budgeting decisions. A real option itself, is the right—but not the obligation—to undertake certain business initiatives, such as deferring, abandoning, expanding, staging, or contracting a capital investment project. For example, real options valuation could exami

Securities & exchanges

Refinitiv Identification Code

A Refinitiv Instrument Code, previously Reuters Instrument Code (RIC), is a ticker-like code used by Refinitiv to identify financial instruments and indices. The codes are used for looking up information on various Refinitiv financial information networks (such as Refinitiv Real Time) and appear to have developed from the Quotron service purchased in the 1980s.

Securities & exchanges

Regulation A

In the United States under the Securities Act of 1933, any offer to sell securities must either be registered with the United States Securities and Exchange Commission (SEC) or meet certain qualifications to exempt it from such registration. Regulation A (or Reg A) contains rules providing exemptions from the registration requirements, allowing some companies to offer and sell their secu

Networks

Regulation of algorithms

Regulation of algorithms, or algorithmic regulation, is the creation of laws, rules and public sector policies for promotion and regulation of algorithms, particularly in artificial intelligence and machine learning. For the subset of AI algorithms, the term regulation of artificial intelligence is used. The regulatory and policy landscape for artificial intelligence (AI) is an emerging

Assets

Regulation of cryptocurrency

The regulation of cryptocurrency constitutes regulatory, legal and political actions taken by various governments to regulate and oversee the development and adoption of bitcoin, cryptocurrencies and blockchain technologies. Restrictions on cryptocurrency have been motivated by concerns regarding financial stability, consumer protection, national security, and enforcing laws against mon

Securities & exchanges

Regulation S-K

Regulation S-K is a prescribed regulation under the US Securities Act of 1933 that lays out reporting requirements for various SEC filings used by public companies. Companies are also often called issuers (issuing or contemplating issuing shares), filers (entities that must file reports with the SEC) or registrants (entities that must register (usually shares) with the SEC).

Securities & exchanges

Regulation S-X

Regulation S-X is a prescribed regulation in the United States of America that lays out the specific form and content of financial reports, specifically the financial statements of public companies. It is cited as 17 C.F.R. Part 210; the name of the part is "Form and Content of and Requirements for Financial Statements, Securities Act of 1933, Securities Exchange Act of 1934, Public Util