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Digital assets and currencies

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

Fiat currencies

Paysafe

Paysafe Limited (formerly known as Optimal Payments PLC) is a multinational online payments company. Paysafe offers payment processing, digital wallet and online cash systems to businesses and consumers, with particular experience of serving the global entertainment sectors. The group offers services both under the Paysafe brand and subsidiary brands that have become part of the group th

Payments & settlement

PaysafeCard

PaysafeCard (until 2024 stylized paysafecard) is a prepaid e-commerce payment solution powered by vouchers. It is part of Paysafe, a global payments platform. PaysafeCard allows customers to pay online without providing personal financial information.

Payments & settlement

PayU

PayU is a Dutch payment service provider to online merchants. The company was founded in 2002, and is headquartered in Hoofddorp.

Payments & settlement

Payzone (Ireland)

Payzone is an Irish consumer payment service provider company based in Dublin. The company processes electronic transactions, including debit and credit card transactions mobile phone top ups, M50 motorway toll payments, Leap travel cards, local property tax payments, pay-by-phone parking, pre-paid and bill pay utility and parcel collection services.

Payments & settlement

Pepper (payment application)

Pepper (Hebrew: פפר) is an Israeli online banking service of Bank Leumi where all banking services are offered exclusively through a mobile app.

Networks

Perfect (2018 film)

Perfect is a 2018 American science fiction thriller film directed by Eddie Alcazar in his feature length debut. The film stars Garrett Wareing as a young man who is sent to a clinic in hopes of relieving his mental troubles by altering his characteristics.

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.

Payments & settlement

Pine Labs

Pine Labs is an Indian multinational Financial Technology company headquartered in Noida, Uttar Pradesh, that provides point of sale (POS) systems and payment systems. Founded in 1998, it facilitates digital payments through Android-based POS machines that are primarily used by retailers in India, UAE, and Malaysia.

Payments & settlement

Pix (payment system)

Pix (Portuguese pronunciation: [ˈpiks]) is an instant payment platform created and managed by the Central Bank of Brazil (BCB). It enables free instant transfers between individuals in Brazilian real 24 hours a day without interruption, even outside banking hours and during holidays or weekends; payments made and received by legal entities may be subject to fees.

Trading basics

Plus500

Plus500 is a global multi-asset financial technology company headquartered in Haifa, Israel, that provides online trading services in contracts for difference (CFDs), share dealing, futures trading, prediction markets and options on futures. It is listed on the London Stock Exchange and is a constituent of the FTSE 250 Index and the STOXX Europe 600.

Payments & settlement

POLi Payments

POLi Payments Pty Ltd (formerly known as Centricom) is an online payments company based in Melbourne, Australia. It is the developer and provider of POLi, an online payment system that is used by merchants and customers in Australia and New Zealand. POLi Payments was acquired by SecurePay Holdings, a fully owned subsidiary of Australia Post, in December 2014.

Trading basics

Post-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 & settlement

Postal 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

Payments & settlement

Powa Technologies

Powa Technologies was a UK-based technology company, known for its commerce, mobile commerce and e-commerce services.

Fiat currencies

Price level

The general price level is a hypothetical measure of overall prices for some set of goods and services (the consumer basket), in an economy or monetary union during a given interval (generally one day), normalized relative to some base set. Typically, the general price level is approximated with a daily price index, normally the Daily CPI. The general price level can change more than on

Finance

Primary Dealer Credit Facility

On March 17, 2008, in response to the subprime mortgage crisis and the collapse of Bear Stearns, the Federal Reserve announced the creation of a new lending facility, the Primary Dealer Credit Facility (PDCF). Eligible borrowers include all financial institutions listed as primary dealers, and the term of the loan is a repurchase agreement, or "repo" loan, whereby the broker dealer sells

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

Trading basics

Provisions of the Dodd–Frank Wall Street Reform and Consumer Protection Act

The Dodd–Frank Wall Street Reform and Consumer Protection Act was created as a response to the financial crisis in 2007. Passed in 2010, the act contains a great number of provisions, taking over 848 pages. It targets the sectors of the financial system that were believed to be responsible for the financial crisis, including banks, mortgage lenders, and credit rating agencies. Ostensibly

Finance

Prudential capital controls

Prudential capital controls are ways of financial regulation that aim to mitigate risk to the financial system as a whole, usually taking the form of residency-based measures such as transaction taxes, other limits, or outright prohibitions that a nation's government can use to regulate flows from capital markets into and out of the country's capital account. Prudential capital controls

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).

Banking

Qirad

The qirad (also known as Muqaradah by Hanafi and Hanbali scholars) was one of the basic financial instruments of the medieval Islamic world. It was an arrangement between one or more investors and an agent where the investors entrusted capital to an agent who then traded with it in hopes of making profit. Both parties then received a previously settled portion of the profit. The agent

Trading basics

Qiwi

QIWI plc was a Russian company that provides payment and financial services in Russia and CIS countries. The group includes QIWI payment system, QIWI Bank, CONTACT money transfer system, Factoring PLUS, Flocktory, and RealWeb. The company has representative offices in three countries.

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

Payments & settlement

Quahl

Quahl ( k-oo-ah-l), formerly known as Initiative Q, was an attempt to create a new payment network and digital currency. It was created by Israeli entrepreneur Saar Wilf, who previously founded Fraud Sciences, a payment security company acquired by PayPal. Quahl is backed by Cato Institute economist Lawrence H. White. The initiative has indicated it will not take measures to evade state

Finance

Quality investing

Quality investing is an investment strategy based on a set of clearly defined fundamental criteria that seeks to identify companies with outstanding quality characteristics. The quality assessment is made based on soft (e.g. management credibility) and hard criteria (e.g. balance sheet stability). Quality investing supports best overall rather than best-in-class approach.

Finance

Quantitative easing

Quantitative easing (QE) is a monetary policy action where a central bank purchases predetermined amounts of government bonds, company shares, or other financial assets (liquidity) in order to artificially stimulate economic activity. Quantitative easing is a novel form of monetary policy that began in Japan and came into wide application in the US following the 2008 financial crisis. It

Securities & exchanges

Ray Dalio

Raymond Thomas Dalio (born August 8, 1949) is an American billionaire investor and founder of Bridgewater Associates, one of the world's largest hedge funds.

Trading basics

Red Dot Payment

Red Dot Payment (RDP) is an online payment service provider headquartered in Singapore. The fintech company provides online payment gateway systems, payment consulting and merchant acquisition services for businesses that require the processing of online credit card transactions.

Trading basics

Remitly

Remitly is an American online remittance service based in Seattle, United States that offers international money transfers to over 170 countries. It was founded in 2011 by Matthew Oppenheimer, Josh Hug, and Shivaas Gulati and became publicly traded on the Nasdaq exchange in September 2021.

Payments & settlement

Rewire (company)

Rewire by Remitly is a digital financial platform operated by the fintech company Remitly in Israel that provides online financial services tailored to migrant workers. The platform provides remittance services for workers to transfer funds back home. The Rewire by Remitly platform was originally built by the Israeli startup Rewire which was founded by Guy Kashtan, Saar Yahalom, Adi Ben

Banking

Ria Money Transfer

Ria Money Transfer (Ria) is an American financial services company which specializes in customer-to-customer international money transfers. It is a subsidiary of Euronet Worldwide, Inc. (NASDAQ: EEFT) and operates as part of its Cross-Border payments segment.

Banking

Riba

Riba (Arabic: ربا ,الربا، الربٰوة, ribā or al-ribā, IPA: [ˈrɪbæː]) is an Arabic word used in Islamic law and roughly translated as "usury": unjust, exploitative gains made in trade or business (especially banking). Riba is mentioned and condemned in several different verses in the Qur'an (3:130, 4:161, 30:39, and the commonly referenced 2:275-2:280). It is also mentioned in many hadith (

Finance

Robin Hood tax

The Robin Hood tax is a package of financial transaction taxes (FTT) proposed by a campaigning group of civil society non-governmental organizations (NGOs). Campaigners have suggested the tax could be implemented globally, regionally, or unilaterally by individual nations. Conceptually similar to the Tobin tax (which was proposed for foreign currency exchange only), it would affect a wid

Assets

Royal Mint Gold

Royal Mint Gold was a digital gold currency and a cryptocurrency backed by gold reserves in the UK Royal Mint. The Royal Mint launched a digitized token called RMG, representing one gram of physical gold per token, in 2016. It began testing blockchain transactions in April 2017. The first test transaction was in August 2017. The rollout was originally scheduled to occur by the end of 20

Payments & settlement

Sage Group

The Sage Group plc, commonly known as Sage, is a British multinational enterprise software company headquartered in Newcastle upon Tyne, England. It develops accounting, financial management, payroll and human-resources software, mainly for small and medium-sized businesses. Its products include Sage 50, Sage Intacct and Sage X3.

Payments & settlement

Sage Pay

Sage Pay was a payment processing service operated by Sage Group between 2006 and 2020. Originally founded as Protx, the company provided online, telephone, and point-of-sale payment solutions to small and medium-sized businesses across the United Kingdom, Ireland, Germany, Spain, South Africa, and the United States.

Trading basics

Salik (road toll)

Salik (In Arabic: سالك meaning "clear and moving") is the name given to the electronic toll road system in Dubai, United Arab Emirates, which is based on RFID and ANPR technology, automatically deducting a fee when a vehicle passes under a toll gate. The Salik toll was launched by Dubai's Roads and Transport Authority (RTA) on 1 July 2007.

Payments & settlement

Samsung Wallet

Samsung Wallet (Korean: 삼성 월렛, or simply Wallet) is a digital wallet platform developed by Samsung. It is available for the Samsung Galaxy-exclusive One UI operating system, and was announced on February 9, 2022, at the February 2022 Galaxy Unpacked event. It combines both Samsung Pay and Samsung Pass.

Finance

Sandton

Sandton is a financial, commercial and residential city, located in the northern part of the City of Johannesburg Metropolitan Municipality. Formerly an independent municipality, Sandton's name came from the combination of two of its suburbs, Sandown and Bryanston.

Securities & exchanges

Securities class action

A securities class action (SCA), or securities fraud class action, is a lawsuit filed by investors who bought or sold a company's publicly traded securities within a specific period of time (known as a “class period”) and suffered economic injury as a result of violations of the securities laws.

Securities & exchanges

Securities commission

A securities commission, securities regulator or capital market authority is a government department or agency responsible for financial regulation of securities products within a particular country. Its powers and responsibilities vary greatly from country to country, but generally cover the setting of rules as well as enforcing them for financial intermediaries and stock exchanges.

Trading basics

Semantic layer

A semantic layer is a business representation of corporate data that helps end users access data autonomously using common business terms managed through business semantics management. A semantic layer maps complex data into familiar business terms such as product, customer, or revenue to offer a unified, consolidated view of data across the organization.

Banking

Shadow banking system

The shadow banking system is the collection of non-bank financial intermediaries (NBFIs), or nondepository financial institutions (NDFIs) that legally provide services similar to traditional commercial banks but outside normal banking regulations. S&P Global estimates that, at end-2022, shadow banking held about $63 trillion in financial assets in major jurisdictions around the world, re

Banking

Shared Interest

Shared Interest Society Limited is a fair trade financial co-operative based in the United Kingdom formed in 1990. Today it provides credit and financial services to fair trade producers, retailers, importers and exporters throughout the world. Shared Interest works with both Fairtrade International (formerly known as Fairtrade Labelling Organizations or FLO) and the World Fair Trade Org

Trading basics

Shock (economics)

In economics, a shock is an unexpected or unpredictable event that affects an economy, either positively or negatively. Technically, it is an unpredictable change in exogenous factors—that is, factors unexplained by an economic model—which may influence endogenous economic variables.

Payments & settlement

Shop Pay

Shop Pay (also known as Shop, and formerly known as Shopify Pay) is a checkout and payment method developed by Shopify. The service allows users to securely store shipping and billing information in their Shop account, enabling one-click checkouts across online stores that offer Shop Pay.

Banking

ShoreBank

ShoreBank was a community development bank founded and headquartered in Chicago. At the time of its closing it was the oldest and largest such institution, and in 2008 had $2.6 billion in assets. It was owned by ShoreBank Corporation, a regulated bank holding company.

Banking

Silver standard

The silver standard is a monetary system in which the standard economic unit of account is a fixed weight of silver. Silver was far more widespread than gold as the monetary standard worldwide, from the Sumerians c. 3000 BC until 1873. Following the discovery in the 16th century of large deposits of silver at the Cerro Rico in Potosí, Bolivia, an international silver standard came into e

Trading basics

Silver Thursday

Silver Thursday refers to the sharp collapse in the United States silver and silver futures markets on Thursday, March 27, 1980. The crisis followed a rapid rise in silver prices and the accumulation of a large long position by members of the Hunt family, principally Nelson Bunker Hunt and William Herbert Hunt, with Lamar Hunt involved to a lesser extent. The term is used both for the tr

Fiat currencies

Skrill

Skrill is part of Paysafe Limited, a global payments platform. It is one of Paysafe's digital wallet brands and was established in 2001 to offer multiple online payment and money transfer services. The company facilitates multiple payment options including card payments, bank transfers and local payment methods. The funds in a Skrill account can then be used to pay merchants and other S

Trading basics

Smeed Report

The Smeed Report (titled Road Pricing: The Economic and Technical Possibilities) was a study into alternative methods of charging for road use, commissioned by the UK government between 1962 and 1964 led by R. J. Smeed. The report stopped short of an unqualified recommendation for road pricing but supported congestion pricing for busy road networks.

Payments & settlement

Smscoin

SMSCOIN is a mobile payment systems provider which specializes in SMS payments in particular, and provides premium SMS services in 92 countries supporting hundreds of mobile carrier networks worldwide. The main goal of the project was, and still is, to cover as many countries worldwide as possible.

Finance

Social earnings ratio

The social earnings ratio, sometimes abbreviated to S/E, is a single-number metric, used to measure the social impact of various organizations. The non-financial metric is similar to the price-earnings ratio, but instead focuses on valuation against social impact, rather than projected earnings.

Payments & settlement

Speedpass

Speedpass was a keychain radio-frequency identification (RFID) device introduced in 1997 by Mobil (which merged with Exxon to become ExxonMobil in 1999) for electronic payment. It was originally developed by Verifone. By 2004, more than seven million people possessed Speedpass tags, which could be used at approximately 10,000 Exxon, Mobil and Esso gas stations worldwide.

Trading basics

Sports betting

Sports betting is the activity of predicting sports results and placing a wager on the outcome.

Payments & settlement

Square (financial services)

Square is a point-of-sale system for sellers with physical or online stores. Launched in 2009 by Block, Inc. (formerly Square, Inc.), it enables merchants to accept card payments and manage business operations. As of 2024, Square is the U.S. market leader in point-of-sale systems, serving 4 million sellers and processing $228bn annually.

Finance

STET-CORE

The STET-CORE system is a French interbank automated clearing house. STET SA, whose name refers to Systèmes Technologiques d'Echange et de Traitement (lit. 'Exchange and Processing Technological Systems'), is the system's operating company, based in Paris La Défense. CORE, whose name refers to COmpensation REtail (compensation being French for clearing), is the main platform developed by

Finance

Stiglitz Report

The Stiglitz Report: Reforming the International Monetary and Financial Systems in the Wake of the Global Crisis is a book documenting the necessary changes and reforms of the international financial institutions during the 2008 financial crisis and the Great Recession. Written by a commission chaired by Nobel laureate economist Joseph Stiglitz, the report frames the crisis as part of a

Trading basics

Stock market bubble

A stock market bubble is a type of economic bubble taking place in stock markets when market participants drive stock prices above their value in relation to some system of stock valuation.

Finance

Stripe, Inc.

Stripe, LLC is an Irish-American multinational financial services and software as a service (SaaS) company dual-headquartered in South San Francisco, California, United States, and Dublin, Ireland. The company primarily offers payment-processing software and application programming interfaces for e-commerce websites and mobile applications.

Trading basics

Sucden

Sucden (Sucres et Denrées) is a French-based commodity broker of soft commodities and other financial products headquartered in Paris. The firm started as a sugar broker and is now amongst the world leaders with a market share of around 15% in volume (as of 2016), or 9.5 million tonnes. It has offices around the world, including London and Hong Kong.

Banking

Sukuk

Sukuk (Arabic: صكوك, romanized: ṣukūk; plural of Arabic: صك, romanized: ṣakk, lit. 'legal instrument, deed, cheque') is the Arabic name for financial certificates, also commonly referred to as "sharia compliant" bonds.

Trading basics

Sustainalytics

Sustainalytics is a company that rates the sustainability of listed companies based on their environmental, social and corporate governance (ESG) performance. The company was born of a merger between Toronto-based Jantzi Research, which was founded in 1992 by Sustainalytics' current CEO Michael Jantzi, and its European counterpart. Following its acquisition of GES International on Januar

Payments & settlement

SWIFT

The Society for Worldwide Interbank Financial Telecommunication (SWIFT), legally S.W.I.F.T. SC, is a cooperative established in 1973 in Belgium (French: Société Coopérative) and owned by the banks and other member firms that use its service. SWIFT provides the main messaging network through which international payments are initiated. It also sells software and services to financial insti

Payments & settlement

Swish (payment)

Swish (Swedish pronunciation: [swɪʂː] or [svɪʂː]) is a mobile payment system in Sweden. The service was launched in 2012 by six large Swedish banks, in cooperation with Bankgirot and the Central Bank of Sweden. It had 8 million users as of July 2022 (total Swedish population: 10.2 million).

Payments & settlement

T2 (settlement system)

T2 is a financial market infrastructure that provides real-time gross settlement (RTGS) of payments, mostly in euros. It is operated by the European Central Bank and is the critical payments infrastructure of the euro area. With turnover in the trillions of euros every day, it is one of the largest payment systems in the world. It is one of three so-called TARGET Services, together with

Banking

Takaful

Takaful (Arabic: التكافل, sometimes translated as "solidarity" or mutual guarantee) is a co-operative system of reimbursement or repayment in case of loss, organized as an Islamic or sharia-compliant alternative to conventional insurance, which contains riba (usury) and gharar (excessive uncertainty).

Assets

Tether Limited

Tether Limited is a financial technology company that issues the Tether stablecoin (USDT), the world’s largest stablecoin by market capitalization. Founded in 2014, Tether pioneered the concept of fiat-backed digital currencies pegged 1:1 to traditional currencies (initially the U.S. dollar). USDT has become a key source of liquidity in the cryptocurrency market, with over $170 billion i

Banking

The Banker (2020 film)

The Banker is a 2020 American period drama film directed, co-written and produced by George Nolfi. The film stars Anthony Mackie, Nicholas Hoult, Nia Long, Jessie T. Usher and Samuel L. Jackson. The story follows Joe Morris (Jackson) and Bernard Garrett (Mackie), two of the first African-American bankers in the United States. The film began a limited theatrical on March 6, 2020, before s

Trading basics

The Good Judgment Project

The Good Judgment Project (GJP) is an organization dedicated to "harnessing the wisdom of the crowd to forecast world events". It was co-created by Philip E. Tetlock (author of Superforecasting: The Art and Science of Prediction and Expert Political Judgment), decision scientist Barbara Mellers, and Don Moore, all professors at the University of Pennsylvania.

Networks

The Sandbox (company)

TSB Gaming (formerly known as Pixowl), doing business and commonly known as The Sandbox, is a metaverse platform developer. Founded in 2011, the company is now a subsidiary of the Hong Kong-based Animoca Brands. The company's chief product is The Sandbox, a 3D blockchain game platform released in 2021 as a sequel to the 2D world-building mobile game developed by the company in 2012.

Finance

Tobin's q

Tobin's q (or the q ratio, and Marris's v), is the ratio between a physical asset's market value and its replacement cost. It was first introduced by Robin Marris as a firm-level microeconomic variable in his 1964 book The Economic Theory of Managerial Capitalism, and was shortly afterwards further analysed by Richard Kahn in early drafts of his paper Notes on the Rate of Interest and th

Networks

Tom Clancy's Ghost Recon Breakpoint

Tom Clancy's Ghost Recon Breakpoint is an online tactical shooter video game developed by Ubisoft Paris and published by Ubisoft. The game was released worldwide on 4 October 2019 for PlayStation 4, Windows, and Xbox One, and on 18 December 2019 for Stadia. The game is the eleventh installment in the Tom Clancy's Ghost Recon franchise and is a narrative sequel to the 2017 video game Tom

Trading basics

Topstep

Topstep is a trader education and fintech enterprise, headquartered in Chicago, Illinois, active in more than 170 countries worldwide and founded by Michael Patak. It specializes in evaluating the performance of day traders through real-time simulated trading accounts. Originally founded as TopstepTrader, the company rebranded as Topstep in 2020 and was the first company to run a large

Trading basics

TP ICAP

TP ICAP Group plc is a financial services firm headquartered in London, United Kingdom. Its stock is listed on the London Stock Exchange and is a constituent of the FTSE 250 Index.

Fiat currencies

Trade-weighted US dollar index

The trade-weighted US dollar index, also known as the broad index, was a measure of the value of the United States dollar relative to other world currencies. It was a trade weighted index that improved on the older U.S. Dollar Index by incorporating more currencies and yearly rebalancing. The base index value was 100 in January 2006.

Payments & settlement

Transfast

Transfast is an international money transfer and cross-border payments company headquartered in New York, with additional offices in India (Kochi, Pune, Jalandhar, and Hoshiarpur), the UAE, Nigeria, and the Philippines. Transfast is owned by Mastercard.

Trading basics

TransferMate

TransferMate is an Irish business-to-business payment technology company which was founded in 2010. The company provides a service to make cross border transfers online, this allows them to receive funds locally and make payments locally with the intention to eliminate the need for intermediary banks and international transfer fees.

Trading basics

Travelex

Travelex International Limited is a foreign exchange company founded by Lloyd Dorfman and headquartered in Peterborough, United Kingdom. Its main businesses are foreign currency exchange, issuing prepaid credit cards for use by travellers, supplying central banks with foreign currency and global remittance. Travelex operates more than 600 stores and 700 ATMs in over 20 countries.

Trading basics

Traveller's cheque

A traveller's cheque is a medium of exchange that can be used in place of the currency of a country. Each cheque is denominated in a preprinted fixed, round, amount of one of a number of major world currencies; it has two panels for a signature. The purchaser signs one panel of each cheque on receiving it; to use it, it is signed on the second panel and dated in the presence of the payee

Fiat currencies

Triffin dilemma

In international finance, the Triffin dilemma (sometimes the Triffin paradox) is the conflict of economic interests that arises between short-term domestic and long-term international objectives for countries whose currencies serve as global reserve currencies. This dilemma was identified in the 1960s by Belgian-American economist Robert Triffin. He noted that a country whose currency i

Banking

Triodos Bank

Triodos Bank N.V. is an ethical bank based in the Netherlands with branches in Belgium, Germany, the United Kingdom, and Spain. It was founded in 1980.

Trading basics

Troubled Asset Relief Program

The Troubled Asset Relief Program (TARP) is a program of the United States government to purchase toxic assets and equity from financial institutions to strengthen its financial sector that was passed by Congress and signed into law by President George W. Bush. It was a component of the government's measures in 2008 to address the subprime mortgage crisis.

Finance

Twin crises

In economics, twin crises, also called a balance of payments crisis, are simultaneous crises in banking and currency. The term was introduced in the late 1990s by economists Graciela Kaminsky and Carmen Reinhart after several such crises worldwide.

Payments & settlement

TWINT

Twint is a Swiss mobile payment system rolled out nation-wide in 2017. As of 2024, Twint has become ubiquitous in Switzerland, with many stores accepting Twint payments and nearly all banks taking part in the payment system. The app was developed by Monexio, a wholly owned subsidiary of PostFinance, beginning in 2014.

Trading basics

Ukash

Ukash was a UK-based electronic money system that allowed users to exchange their cash for a secure code to make payments online. It was acquired by Skrill Group in April 2014 and merged into Austrian competitor paysafecard, acquired by Skrill a year earlier. All existing vouchers expired after 31 October 2015. Remaining ones could be exchanged into paysafecard PINs, in May 2016 paysafec

Banking

Unified Payments Interface

Unified Payments Interface (UPI) is an Indian instant payment system and protocol developed by the National Payments Corporation of India (NPCI) in April 11th 2016. The interface facilitates inter-bank peer-to-peer (P2P) and person-to-merchant (P2M) transactions. It is used on mobile devices to instantly transfer funds between two bank accounts using only a unique UPI ID. It runs as an o

Stablecoins

USD1: Brand, Token, and Reserve Information

USD1 is a US dollar stablecoin associated with the World Liberty Financial brand. This article introduces its positioning, mechanism, verification checklist, and common misconceptions.

Fiat currencies

Velocity of money

The velocity of money measures how many times one unit of currency is used to purchase goods and services within a given time period. In other words, it represents how many times per period money changes hands, or circulates to other owners in return for valuable goods and services. The concept relates the size of economic activity to a given money supply. The velocity of money is one of

Payments & settlement

Venmo

Venmo is an American mobile payment service founded in 2009 and owned by PayPal since 2013. Venmo is aimed at users who wish to split their bills or pay a business. Account holders can transfer funds to others via a mobile phone app. Account holders must be residents of the United States. Venmo also operates as a small social network, as users can observe other users' public transactions

Payments & settlement

Verifi

Verifi, Inc. is an American financial technology company that provides dispute management and chargeback prevention tools for card-not-present payments. Founded in 2005 and headquartered in Los Angeles, California, Verifi offers products including Order Insight, Rapid Dispute Resolution (RDR), and the Cardholder Dispute Resolution Network (CDRN) to help merchants, issuers, and acquirers

Payments & settlement

Verifone

Verifone, Inc. is an American multinational corporation headquartered in New York City, New York. Verifone provides technology for electronic payment transactions and value-added services at the point-of-sale. Verifone sells merchant-operated, consumer-facing and self-service payment systems to the financial, retail, hospitality, petroleum, government and healthcare industries. The compa

Payments & settlement

Versapay

Versapay is a North American financial technology company headquartered in San Francisco, California. Versapay specializes in account receivable software and cash application for midsized businesses. Versapay products include digital invoicing and customer portal, collections management, B2B payment services, cash application, reporting and reconciliation, and ERP integrations. It was li

Securities & exchanges

Victor Niederhoffer

Victor B. Niederhoffer (December 10, 1943 – August 4, 2026) was an American hedge fund manager, eight-time U.S. National Squash Champion (five times in singles) and four-time national paddleball champion (twice in singles), bestselling author, and statistician. Born and raised in Brooklyn, New York, after attending public schools there he graduated with a B.A. in Statistics and Economics

Payments & settlement

Vipps

Vipps is a Norwegian mobile payment application designed for smartphones originally developed by DNB. Vipps was released May 30, 2015 and, having reached 1 million users by November 5, 2015, Vipps became Norway's largest payment application. Although Vipps was developed by DNB, customers of any Norwegian bank can use it. Vipps is a member of the European Mobile Payment Systems Associatio

Payments & settlement

Virtual goods

Virtual goods are non-physical objects and money purchased for use in online communities or online games. Digital goods, on the other hand, may be a broader category including digital books, music, and movies. Virtual goods are a subclass of intangible goods.

Payments & settlement

Voucher

A voucher is a bond which is worth a certain monetary value and which may be redeemed only for specific reasons or on specific goods.

Payments & settlement

VugaPay

VugaPay is a cross-platform payment service owned by Vuga Ltd, a Rwandan company. It allows businesses and users to transfer money across major payment systems, including credit card networks, mobile money and Bitcoin via an application programming interface, unstructured supplementary service data interface, a mobile phone app, or a web interface. It processed over 5 million transaction

Finance

Wall Street

Wall Street is a street in the Financial District of Lower Manhattan in New York City. It runs eight city blocks between Broadway in the west and South Street and the East River in the east with a length of just under 2,000 feet. The term "Wall Street" has become a metonym for the New York Stock Exchange (NYSE) and its reports of NYSE-listed companies, financial markets of the United Sta

Securities & exchanges

Warren Buffett

Warren Edward Buffett ( BUFF-it; born August 30, 1930) is an American investor and philanthropist who is the chairman emeritus and former CEO of the conglomerate Berkshire Hathaway. As a result of his success, Buffett is one of the best-known investors in the world. According to Forbes, as of January 2026, Buffett's estimated net worth stood at US$148.9 billion, making him the ninth-rich