XPayIndustry WIKIBack to home
XPAY KNOWLEDGE

Industry WIKI

Digital assets and currencies

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

Payments & settlement

Electronic Payment Services

Electronic Payment Services (Chinese: 易辦事), commonly known as EPS, is an electronic payment system based in Hong Kong, Macau, and with limited acceptance in Shenzhen since it began operations in 1985. The service is provided by EPS Company (Hong Kong) Limited which currently has over 30,000 acceptance locations.

Payments & settlement

Electronic Recording Machine, Accounting

ERMA (Electronic Recording Machine, Accounting) was a computer technology that automated bank bookkeeping and check processing. Developed at the nonprofit research institution SRI International under contract from Bank of America, the project began in 1950 and was publicly revealed in September 1955.

Finance

Electronic Regulatory Reporting

Electronic Regulatory Reporting (eRR) is a universal regulatory reporting solution based on legal and technical standards governed by the Energy Traders Europe (formerly European Federation of Energy Traders) that allow users to report transactions and lifecycle events to multiple regulatory reporting regimes via a uniform interface and a single message submitted in the Commodity product

Trading basics

Electronic Road Pricing

The Electronic Road Pricing (ERP) system is an electronic toll collection scheme adopted in Singapore to manage traffic by way of road pricing, and as a usage-based taxation mechanism to complement the purchase-based Certificate of Entitlement system. As of September 2026, only 33 ERP gantries are in operation, the currently operating and surviving gantries will be rebranded as "road cha

Trading basics

Electronic road pricing (Hong Kong)

Electronic road pricing (ERP, Chinese: 電子道路收費系統) is an electronic toll collection scheme first proposed in Hong Kong as early as in the 1980s to manage traffic by congestion pricing. (Singapore, which first adopted ERP in 1998, was the first city in the world to implement electronic congestion pricing.)

Trading basics

Electronic toll collection

Electronic toll collection (ETC) is a wireless system to automatically collect the usage fee or toll charged to vehicles using toll roads, HOV lanes, toll bridges, and toll tunnels. It is a faster alternative which is replacing toll houses and tollbooths, where vehicles must stop and the driver manually pays the toll with cash or a card. In most cases, vehicles using the system are equip

Finance

Electronic trading

Electronic trading, sometimes called e-trading, is the buying and selling of stocks, bonds, foreign currencies, financial derivatives, cryptocurrencies, and other financial instruments online. This is typically done using electronic trading platforms where traders can place orders and have them executed at a trading venue such as a stock market, either directly or via a broker.

Assets

Elliptic (company)

Elliptic is a British blockchain analytics firm headquartered in London, with offices in New York and Singapore. The company was co-founded by Adam Joyce, Tom Robinson and James Smith in 2013. It is the first company to develop cryptoasset anti-money laundering and sanctions compliance tools based on blockchain analytics. Its clients are primarily financial institutions and crypto busine

Networks

Ember Sword

Ember Sword was a planned massively multiplayer online role-playing sandbox blockchain game developed by Bright Star Studios for macOS and Windows. Presented from a three-dimensional isometric perspective, Ember Sword had players battle against each other or non-player characters, enhancing their character's abilities by equipping different weapons and armor. Players were able to trade w

Finance

Employee stock option

Employee stock options (ESO or ESOPs) is a label that refers to compensation contracts between an employer and an employee that carries some characteristics of financial options.

Finance

Empower (financial services)

Empower Annuity Insurance Company of America is a retirement plan recordkeeping financial holding company based in Greenwood Village, Colorado, United States. It is the second-largest retirement plan provider in the United States.

Fiat currencies

Endogenous money

Endogenous money is an economy’s supply of money that is determined endogenously—that is, as a result of the interactions of other economic variables, rather than exogenously (autonomously) by an external authority such as a central bank.

Securities & exchanges

Energy derivative

An energy derivative is a derivative contract based on (derived from) an underlying energy asset, such as natural gas, crude oil, or electricity. Energy derivatives are exotic derivatives and include exchange-traded contracts such as futures and options, and over-the-counter (i.e., privately negotiated) derivatives such as forwards, swaps and options. Major players in the energy derivati

Banking

Engwall family

The Engwall family (Swedish pronunciation: [ɛːŋːvˈǎll] ) is a prominent Swedish family descended from Jonas Engwall, an inventor and engineer. The Engwalls are noted as merchants, industrialists, scholars, bankers, politicians, activists, bureaucrats, military officials, philanthropists, economists, and diplomats.

Finance

Enterprise resource planning

Enterprise resource planning (ERP) is the integrated management of main business processes, often in real time and mediated by software and technology. ERP is usually referred to as a category of business management software typically a suite of integrated applications that an organization can use to collect, store, manage and interpret data from many business activities.

Finance

Envestnet

Envestnet, Inc. is an American financial technology corporation which develops and distributes wealth management software and products to financial advisors and institutions. Its main product is an advisory platform that integrates the services and software used by financial advisors in wealth management.

Trading basics

Environmental impact of bitcoin

The environmental impact of bitcoin has been characterized in the literature as significant, particularly due to its energy use, greenhouse gas emissions, and electronic waste. Bitcoin mining, the process by which bitcoins are created and transactions are finalized, is energy-consuming due to it requiring a large amount of compute and results in carbon emissions. According to the 2025 Ca

Banking

Environmental, social, and governance

Environmental, social, and governance (ESG) is shorthand for an investing principle that prioritizes environmental issues, social issues, and corporate governance. Investing with ESG considerations is sometimes referred to as responsible investing or, in more proactive cases, impact investing. The term is also frequently used interchangeably with corporate social responsibility and susta

Finance

Envy ratio

Envy ratio, in finance, refers to the ratio of the price paid by investors to the price paid by the management team for their respective shares of equity.

Networks

EOS.IO

EOS.IO is a blockchain protocol based on the cryptocurrency EOS. The smart contract platform claims to eliminate transaction fees and also conduct millions of transactions per second. It was developed by the private company Block.one and launched in 2017. The platform was later released as open-source software.

Trading basics

Epson

Seiko Epson Corporation, commonly known as Epson, is a Japanese multinational corporation headquartered in Suwa, Nagano, Japan, and one of the world's largest manufacturers of printers and information- and imaging-related equipment. Its products include inkjet, dot matrix, thermal and laser printers for consumer, business and industrial use, scanners, laptop and desktop computers, video

Fiat currencies

Equation of exchange

In monetary economics, the equation of exchange is the relation:

Assets

Equihash

Equihash is a memory-hard Proof-of-work algorithm introduced by the University of Luxembourg's Interdisciplinary Centre for Security, Reliability and Trust (SnT) at the 2016 Network and Distributed System Security Symposium. The algorithm is based on a generalization of the Birthday problem which finds colliding hash values. It has severe time-space trade-offs but concedes vulnerability

Trading basics

Equiti Group

Equiti Group is a fintech group headquartered in Dubai, United Arab Emirates, providing online trading technology and multi-asset financial products through a network of regulated brokerage entities. The group was established in 2017 and operates across the Middle East, Africa, Europe, and Asia. Iskandar Najjar is the group's co-founder and chief executive officer.

Securities & exchanges

Equity (finance)

In finance, equity is an ownership interest in property that may be subject to debts or other liabilities. Equity is measured for accounting purposes by subtracting liabilities from the value of the assets owned. For example, if someone owns a car worth $24,000 and owes $10,000 on the loan used to buy the car, the difference of $14,000 is equity. Equity can apply to a single asset, such

Trading basics

Equity co-investment

An equity co-investment (or co-investment) is a minority investment, made directly into an operating company, alongside a financial sponsor or other private equity investor, in a leveraged buyout, recapitalization or growth capital transaction. In certain circumstances, venture capital firms may also seek co-investors.

Securities & exchanges

Equity derivative

In finance, an equity derivative is a class of derivatives whose value is at least partly derived from one or more underlying equity securities. Options and futures are by far the most common equity derivatives, however there are many other types of equity derivatives that are actively traded.

Finance

Equity home bias puzzle

In finance and investing, the Home bias puzzle is the term given to describe the fact that individuals and institutions in most countries hold only modest amounts of foreign equity, and tend to strongly favor company stock from their home nation. This finding is regarded as puzzling, since ample evidence shows equity portfolios obtain substantial benefits from diversification into global

Securities & exchanges

Equity premium puzzle

The equity premium puzzle refers to the inability of an important class of economic models to explain the average equity risk premium (ERP) provided by a diversified portfolio of equities over that of government bonds, which has been observed for more than 100 years. There is a significant disparity between returns produced by stocks compared to returns produced by government treasury bi

Trading basics

Equity risk

Equity risk is "the financial risk involved in holding equity in a particular investment." Equity risk is a type of market risk that applies to investing in shares. The market price of stocks fluctuates all the time, depending on supply and demand. The risk of losing money due to a reduction in the market price of shares is known as equity risk.

Trading basics

Equity stripping

Equity stripping, also known as equity skimming, is a type of foreclosure rescue scheme. Often considered a form of predatory lending, equity stripping became increasingly widespread in the early 2000s. In an equity stripping scheme an investor buys the property from a homeowner facing foreclosure and agrees to lease the home to the homeowner who may remain in the home as a tenant. Often

Securities & exchanges

Equity swap

An equity swap is a financial derivative contract (a swap) where a set of future cash flows are agreed to be exchanged between two counterparties at set dates in the future. The two cash flows are usually referred to as "legs" of the swap; one of these "legs" is usually pegged to a floating rate such as LIBOR. This leg is also commonly referred to as the "floating leg". The other leg of

Finance

Equity-linked note

An equity-linked note (ELN) is a debt instrument, usually a bond issued by a financial institution such as an investment bank or a subsidiary of a commercial bank. ELNs are liabilities of the issuer, but the final payout to the investor is based on an unrelated company's stock price, a stock index or a group of stocks or stock indices. The underlying stocks typically have large market ca

Finance

Equivalence in financial services

The principle of equivalence in financial services at the European Union (EU) level is one of the instruments the Commission has at its disposal to carry out its international strategy for financial services. The principle of equivalence is materialised through an equivalence decision issued by the European Commission to a targeted country that it judges fit to have access to the Europea

Trading basics

Éric Cantona bank run call (2010)

The Éric Cantona bank run call of 7 December 2010 was initiated by Yann Sarfati and Arnaud Varnier, quickly joined by Géraldine Feuillien, following their viewing of an interview on the Presse-Océan website with former French football player Éric Cantona, who spoke on 6 October 2010 about “How to make a Revolution”. Relayed in France and in several other countries by groups of internet u

Trading basics

Eritrean nakfa

The nakfa (ISO 4217 code: ERN; Tigrinya: ናቕፋ naḳfa, or Arabic: ناكفا or نقفة nākfā) is the currency of Eritrea and was introduced on 15 November 1997 to replace the birr at par. The currency takes its name from the Eritrean town of Nakfa, site of the first major victory of the Eritrean War of Independence. The nakfa is divided into 100 cents.

Trading basics

ERPNext

ERPNext is a free and open-source integrated enterprise resource planning (ERP) software developed by an Indian software company Frappe Technologies Pvt. Ltd. It is built on the MariaDB database system using Frappe, a Python based server-side framework.

Finance

Error account

An error account is a type of account used for storing compensation for errors in trading, a transaction that is not posted in a timely manner because of inconsistencies, such as an incorrect account or routing numbers to the wrong name on the account, producing a claim that needs to be resolved as soon as possible so payments can be made.

Finance

Estimates Committee

The Estimates Committee (India) is a committee of selected members of parliament, constituted by the Parliament of India (the Lok Sabha), for the purpose of scrutinising the functioning of government ministries and departments in terms of expenditure and utilisation of funds. It also suggests alternative policies in order to bring about efficiency and economy in administration. It also e

Finance

ETamil

eTamil is a high-level programming language whose keywords are words of the Tamil language. It is designed as a domain-specific language for Indian accounting, taxation and financial technology, and also provides the features of a general-purpose programming language, including first-class functions, user-defined record types, modules, database access and an HTTP server.

Networks

Ethereum

Ethereum is a decentralized blockchain with smart contract functionality. Ether (abbreviation: ETH) is the native cryptocurrency of the platform. Among cryptocurrencies, ether is second only to bitcoin in market capitalization. It is open-source software.

Assets

Ethereum and ETH

Ethereum is a public blockchain that runs smart contracts, and ETH (Ether) is its native asset. This article introduces its positioning, mechanisms, verification guidelines, and common misconceptions.

Trading basics

Ethereum Classic

Ethereum Classic is a blockchain-based distributed computing platform that offers smart contract (scripting) functionality. Ethereum Classic was created in a hard fork with the mainline Ethereum blockchain, and maintains the original, unaltered ledger prior to the attempt to reverse a hacking attack on the Ethereum-based DAO in July 2016. It is now the largest smart contract platform sec

Banking

Ethical banking

An ethical bank, also known as a social, alternative, civic, or sustainable bank, is a bank concerned with the social and environmental impacts of its investments and loans. The ethical banking movement includes: ethical investment, impact investment, socially responsible investment, corporate social responsibility, and is also related to such movements as the fair trade movement, ethica

Trading basics

EToro

eToro Group Ltd. is an Israeli multinational company that operates an electronic trading platform and social trading system. The company is organized in the British Virgin Islands and headquartered in Bnei Brak, Israel.

Trading basics

Etsy witches

Etsy witches is a colloquial term used to describe people who provide internet witchcraft services, particularly through online marketplaces such as Etsy or TikTok. Rooted in spiritualism, and similar in practice to psychics and mediums, Etsy Witches perform "metaphysical services", usually in exchange for a fee. Many practitioners purport adherence to neopagan witchcraft, often Wicca, a

Trading basics

Ettore Conti, Count of Verampio

Ettore Conti, Count of Verampio OML, OMRI, OCI (1871–1972, Milan, Kingdom of Italy) was an Italian senator, industrialist, and aristocrat.

Banking

Eufiserv

EUFISERV (European Savings Banks Financial Services) is a European interbank network connecting the ATMs of savings banks in Austria, Belgium, the Czech Republic, Finland, France, Germany, Italy, the Netherlands, Norway, Portugal, Spain, Sweden, and Switzerland. It is the largest and the only international credit union-owned interbank network in Europe.

Securities & exchanges

Eugene Rotberg

Eugene Harvey Rotberg, (January 19, 1930 – October 6, 2025) was an American lawyer and international investment banker. He was known for his expertise in financial risk management, interest and exchange rates, financial market regulation, and the role of international development institutions.

Fiat currencies

Euro Currency Index

The Euro Currency Index (EUR_I) represents the arithmetic mean of four major currencies against the Euro: the American dollar, British sterling, the Japanese yen and the Swiss franc. All ratios are expressed in units of currency per Euro. The index was launched in 2004 by the exchange portal Stooq.com. Underlying are 100 points on 4 January 1971. Before the introduction of the European s

Fiat currencies

Euro EUR: Valuation and Exchange Basics

The international currency code for the Euro is EUR, with the symbol €. This article introduces its positioning, mechanism, usage verification, and common misconceptions.

Banking

Euro short-term rate

The Euro Short-Term Rate (€STR) is a reference rate for the euro. This interest rate can be used as the rate referenced in financial contracts that involve the euro. €STR is administered and calculated by the European Central Bank (ECB), based on the money market statistical reporting of the Eurosystem. According to the indications of the working group on euro risk-free rates, €STR repla

Finance

Eurobond (external bond)

A eurobond is an international bond that is denominated in a currency not native to the country where it is issued. They are also called external bonds. They are usually categorised according to the currency in which they are issued: eurodollar, euroyen, euroeuro and so on. The name became somewhat misleading with the advent of the euro currency in 1999; eurobonds were created in the 19

Trading basics

Eurochange

Eurochange, stylised eurochange, is a British foreign exchange company based in Stevenage. As of 2023, the company operates over 190 physical branches throughout the United Kingdom and also offers home delivery.

Trading basics

Eurocheque

The Eurocheque was a type of cheque used in Europe that was accepted across national borders and which could be written in a variety of currencies.

Trading basics

Euroclear

Euroclear, or the Euroclear Group, is a Belgium-based financial market infrastructure group that specialises in the central securities depository (CSD) segment. It traces its origins to the Euro-clear System developed in 1968 by Morgan Guaranty (a predecessor of JPMorgan Chase) in Brussels to settle trades on the then developing eurobond market. The service was rebranded Euroclear (witho

Fiat currencies

Eurocurrency

Eurocurrency is currency held on deposit outside its home market, i.e., held in banks located outside of the country which issues the currency. For example, a deposit of US dollars held in a bank in London, would be considered eurocurrency, as the US dollar is deposited outside of its home market.

Finance

Eurodollar

Eurodollars is a financial term used to describe certain U.S. dollar-denominated deposit liabilities (primarily but not exclusively time deposits) held at banks or their branches outside the United States.

Payments & settlement

Euronet Worldwide

Euronet is an American provider of global electronic payment services with headquarters in Leawood, Kansas. It offers automated teller machines (ATM), point of sale (POS) services, credit/debit card services, currency exchange and other electronic financial services and payments software. Among others, it provides the prepaid subsidiaries Transact, PaySpot, epay, Movilcarga, TeleRecarga

Securities & exchanges

Euronext

Euronext N.V. (short for European New Exchange Technology) is a European bourse that provides trading and post-trade services for a range of financial instruments. It is registered in Amsterdam but its operational headquarters are located in Paris. It operates major stock exchanges in eight countries: France (Euronext Paris), the Netherlands (Euronext Amsterdam), Belgium (Euronext Brusse

Trading basics

Euronext Paris

Euronext Paris, formerly known as the Paris Bourse (French: Bourse de Paris), is a regulated securities trading venue in France. It is Europe's second largest stock exchange by market capitalization, behind the London Stock Exchange, as of December 2023. As of 2022, the 795 companies listed had a combined market capitalization of over US$4.58 trillion.

Banking

European banking crisis of 1931

The European banking crisis of 1931 was a major episode of financial instability that peaked with the collapse of several major banks in Austria and Germany, including Creditanstalt on 11 May 1931, Landesbank der Rheinprovinz on 11 July 1931, and Danat-Bank on 13 July 1931. It triggered Germany's exit from the gold standard on 15 July 1931, followed by the UK on 19 September 1931, and ex

Banking

European Banking Federation

The European Banking Federation (EBF) is a trade association representing national banking associations in countries of the European Union, the European Free Trade Association, and the United Kingdom. It represents over 5,000 institutions It was established in 1960 as the Fédération bancaire européenne.

Trading basics

European Climate Exchange

The European Climate Exchange (ECX) managed the product development and marketing for ECX Carbon Financial Instruments (ECX CFIs), listed and admitted for trading on the ICE Futures Europe electronic platform. For a time it was a subsidiary of the Chicago Climate Exchange, but eventually became a sister company. Both companies as well as IFEX were owned by Climate Exchange Plc, a holding

Securities & exchanges

European DataWarehouse

European DataWarehouse (EDW) is a Securitisation Repository designated by both the European Securities and Markets Authority (ESMA) and the Financial Conduct Authority (FCA). European DataWarehouse GmbH is part of the ABS Loan Level Data initiative established by the European Central Bank that is engaged in providing data warehousing services and full disclosure for investors in asset-ba

Securities & exchanges

European Market Infrastructure Regulation

The European Market Infrastructure Regulation (EMIR) is an EU regulation aimed at reducing systemic counterparty and operational risk and thereby preventing future financial system collapses. Its focus is regulation of over-the-counter (OTC) derivatives, central counterparties and trade repositories. It provides steer on reporting of derivative contracts, implementation of risk managemen

Payments & settlement

European Network for Payments

The European Network for Payments (abbreviated as ENP) is a joint venture aiming at developing a unified European payment solution and facilitating the interoperability of mobile payment solutions provided by several firms. The European Payments Alliance was created in December 2023 by Italian interbank network Bancomat, Spanish mobile payment firm Bizum and Portuguese firm SIBS (which

Finance

European Parliament Committee on Economic and Monetary Affairs

The Committee on Economic and Monetary Affairs (ECON) is a standing committee of the European Parliament. It is responsible for economic and monetary policy, the functioning of Economic and Monetary Union, financial services and markets, the free movement of capital and payments, taxation, competition policy and the international monetary and financial system.

Payments & settlement

European Payments Initiative

The European Payments Initiative (EPI), previously known as the Pan-European Payments System Initiative (PEPSI), is a unified digital payment service launched in 2020 and backed by sixteen founding European banks and payment service providers. Its aim is to allow European consumers and merchants to make next-generation payments for all types of person-to-person transfers and retail trans

Trading basics

European Securities and Markets Authority

The European Securities and Markets Authority (ESMA) is an agency of the European Union located in Paris. ESMA replaced the Committee of European Securities Regulators (CESR) on 1 January 2011. It is one of three European Supervisory Authorities set up within the European System of Financial Supervision in Paris, together with the European Banking Authority (EBA) also in Paris and the Eu

Finance

European Systemic Risk Board

The European Systemic Risk Board (ESRB) is a group established on 16 December 2010 in response to the euro area crisis. It is tasked with the macro-prudential oversight of the financial system within the European Union in order to contribute to the prevention or mitigation of systemic risks to financial stability in the EU. It shall contribute to the smooth functioning of the internal ma

Finance

European Union financial transaction tax

The European Union financial transaction tax (EU FTT) is a proposal made by the European Commission to introduce a financial transaction tax (FTT) within some of the member states of the European Union (EU).

Finance

European Union tax haven blacklist

The European Union tax haven blacklist, officially the EU list of non-cooperative tax jurisdictions, is a tool of the European Union (EU) that lists tax havens. It is used by the Member States to tackle external risks of tax abuse and unfair tax competition. It was adopted for the first time in 2017 as a response to tax avoidance in the EU, screening 92 countries. It is managed by the Co

Finance

EV/EBITDA

Enterprise value/EBITDA (more commonly referred to by the acronym EV/EBITDA) is a popular valuation multiple used to determine the fair market value of a company. By contrast to the more widely available P/E ratio (price-earnings ratio) it includes debt as part of the value of the company in the numerator and excludes costs such as the need to replace depreciating plant, interest on debt

Securities & exchanges

Event-driven investing

Event-driven investing or Event-driven trading is a broad term encompassing hedge fund investment strategies that seeks to exploit pricing inefficiencies that may occur before or after an event. Examples of such events could be an earnings call, bankruptcy, merger, acquisition, or spinoff. In more recent times market practitioners have expanded this definition to include additional event

Fiat currencies

Everything bubble

The "everything bubble" refers to the impact on the values of asset prices, including equities, real estate, bonds, many commodities, and cryptocurrencies, due to quantitative easing by the Federal Reserve, European Central Bank, and the Bank of Japan. The policy itself and the techniques of direct and indirect methods of quantitative easing used to execute it are sometimes referred to a

Banking

Excess reserves

Excess reserves are bank reserves held by a bank in excess of a reserve requirement for it set by a central bank.

Trading basics

Exchange (organized market)

An exchange, bourse (), trading exchange or trading venue is an organized market where people can buy and sell financial instruments, such as tradable securities, commodities, foreign exchange and derivative contracts.

Fiat currencies

Exchange rate

In finance, an exchange rate is the rate at which one currency will be exchanged for another currency. Currencies are most commonly national currencies, but may be sub-national as in the case of Hong Kong or supra-national as in the case of the euro.

Fiat currencies

Exchange rate regime

An exchange rate regime is a way a monetary authority of a country or currency union manages the currency about other currencies and the foreign exchange market. It is closely related to monetary policy and the two are generally dependent on many of the same factors, such as economic scale and openness, inflation rate, the elasticity of the labor market, financial market development, and

Fiat currencies

Exchange-rate flexibility

In macroeconomics, a flexible exchange-rate system is a monetary system that allows the exchange rate to be determined by supply and demand.

Trading basics

Exchange-traded note

An exchange-traded note (ETN) is a senior, unsecured, unsubordinated debt security issued by an underwriting bank or by a special-purpose entity. Similar to other debt securities, ETNs may have a maturity date and are backed by the credit of the issuer, though some ETNs may have a portfolio of assets given as a collateral.

Trading basics

Exchange: Exchange Rates, Fees, and Received Amounts

An exchange is the process of acquiring one asset using another. This article introduces definition, mechanics, usage verification, and common misconceptions.

Finance

Exercise (options)

The owner of an option contract has the right to exercise it, and thus require that the financial transaction specified by the contract is to be carried out immediately between the two parties, whereupon the option contract is terminated. When exercising a call option, the owner of the option purchases the underlying shares (or commodities, fixed interest securities, etc.) at the strike

Trading basics

Exit fare

An exit fare is a method of collecting ridership fees, or fares, from a transportation system, where the fee (or part of the fee) is collected from passengers upon reaching their destination.

Assets

Exit scam

An exit scam or rug pull is a confidence trick or fraud, perpetrated under the guise of a legitimate business, that ends when the originator absconds with the funds contributed by participants. When a business entity pulls the rug and stops shipping orders while receiving payment for new orders, it could take some time before it is widely recognized that orders are not shipping. The enti

Fiat currencies

Exorbitant privilege

The term exorbitant privilege refers to the benefits that the United States, as the world's supplier of safe assets, derives from its own currency (the US dollar) being the international reserve currency. These safe assets, primarily government debt, tend to be sold at higher prices than the debt of other governments. Exorbitant privilege enables the United States (and other states in a

Finance

Exotic option

In finance, an exotic option is an option which has features making it more complex than commonly traded vanilla options. Like the more general exotic derivatives they may have several triggers relating to determination of payoff. An exotic option may also include a non-standard underlying instrument, developed for a particular client or for a particular market. Exotic options are mor

Finance

Expected return

The expected return (or expected gain) on a financial investment is the expected value of its return (of the profit on the investment). It is a measure of the center of the distribution of the random variable that is the return. It is calculated by using the following formula:

Trading basics

Expected shortfall

Expected shortfall (ES) is a risk measure—a concept used in the field of financial risk measurement to evaluate the market risk or credit risk of a portfolio. The "expected shortfall at q% level" is the expected return on the portfolio in the worst

Trading basics

Expedited Funds Availability Act

The Expedited Funds Availability Act (EFA or EFAA) was enacted in 1987 by the United States Congress for the purpose of standardizing hold periods on deposits made to commercial banks and to regulate institutions' use of deposit holds. It is also referred to as Regulation CC or Reg CC, after the Federal Reserve regulation that implements the act. The law is codified in Title 12, Chapter

Trading basics

Experiential retail

Experiential retail or experiential commerce is a type of retail marketing whereby customers coming into a physical retail space are offered experiences beyond the traditional ones (such as in a clothing store: browsing merchandise, advice from salespeople, dressing rooms and cashiers). Amenities provided may include art (often interactive art), live music performances, virtual reality,

Finance

Expert systems for mortgages

An expert system for mortgages is a computer program that contains the knowledge and analytical skills of human authorities, related to mortgage banking. Loan departments are interested in expert systems for mortgages because of the growing cost of labor which makes the handling and acceptance of relatively small loans less profitable. They also see in the application of expert systems a

Finance

Expiration (options)

In finance, the expiration date of an option contract (represented by Greek letter tau, τ) is the last date on which the holder of the option may exercise it according to its terms. In the case of options with "automatic exercise", the net value of the option is credited to the long and debited to the short position holders.

Trading basics

Export Bonus Scheme

The Export Bonus Scheme (EBS) was a dual exchange rate system implemented by the government of Ayub Khan from 1959 to 1972. It was introduced to address foreign exchange shortages and support industrialization. In practice, it amounted to an effective devaluation of the Pakistani rupee for selected sectors. Although the EBS increased manufactured exports, it was later criticized for crea

Banking

Exposure at default

Exposure at default (EAD) is a parameter used in the calculation of economic capital or regulatory capital under Basel II for a banking institution. It can be defined as the gross exposure under a facility upon default of an obligor.

Banking

Expressnet

Expressnet is an interbank network connecting the ATM networks of seven major banks in the Philippines. It has the second-largest number of ATMs (largely due to the vast nationwide presence of Bank of the Philippine Islands Express Teller ATMs) and the smallest number of customers and member banks. However, its strength among the interbank networks and the ubiquity of BPI ATMs have giv

Trading basics

Extended Validation Certificate

An Extended Validation (EV) Certificate is a certificate conforming to X.509 that proves the legal entity of the owner and is signed by a certificate authority key that can issue EV certificates. EV certificates can be used in the same manner as any other X.509 certificates, including securing web communications with HTTPS and signing software and documents. Unlike domain-validated certi

Trading basics

Extended warranty

An extended warranty, sometimes called a service agreement, a service contract, or a maintenance agreement, is a prolonged warranty offered to consumers in addition to the standard warranty on new items. The extended warranty may be offered by the warranty administrator, the retailer or the manufacturer. Extended warranties cost extra and for a percentage of the item's retail price. Some

Trading basics

EZ TAG

EZ TAG is an electronic toll collection system in Houston, Texas, United States, that allows motorists to pay tolls without stopping at toll booths. Motorists with the tags are allowed to use lanes reserved exclusively for them on all Harris County Toll Road Authority (HCTRA) roads. As of late 2003, the EZ TAG can also be used on all lanes of tolled roadways in Texas that accommodate el