XPayIndustry WIKIBack to home
XPAY KNOWLEDGE

Industry WIKI

Digital assets and currencies

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

Finance

Flash crash

In modern finance, a flash crash is a very rapid, deep, and volatile fall in security prices occurring within a very short time period followed by a quick recovery. Flash crashes are frequently blamed by media on trades executed by black-box trading, combined with high-frequency trading, whose speed and interconnectedness can result in the loss and recovery of billions of dollars in a ma

Fiat currencies

Foreign exchange reserves

Foreign exchange reserves (also called forex reserves or FX reserves) are cash and other reserve assets such as gold and silver held by a central bank or other monetary authority that are primarily available to balance payments of the country, influence the foreign exchange rate of its currency, and to maintain confidence in financial markets. Reserves are held in one or more reserve cur

Fiat currencies

Foreign exchange risk

Foreign exchange risk (also known as FX risk, exchange rate risk or currency risk) is a financial risk that exists when a financial transaction is denominated in a currency other than the domestic currency of the company. The exchange risk arises when there is a risk of an unfavourable change in exchange rate between the domestic currency and the denominated currency before the date when

Trading basics

Foreign-exchange reserves of China

The foreign exchange reserves of China are the state of foreign exchange reserves held by the People's Republic of China, comprising cash, bank deposits, bonds, and other financial assets denominated in currencies other than China's national currency (the renminbi). As of August 2026, China's foreign exchange reserves totaled US$3.438 trillion, which is the highest foreign exchange reser

Trading basics

Four Asian Tigers

The Four Asian Tigers (a.k.a. the Four Asian Dragons or Four Little Dragons in Korean and Chinese) are the developed Asian economies of Hong Kong, Singapore, South Korea, and Taiwan. Between the early 1950s and 1990s, they underwent rapid industrialisation and maintained exceptionally high growth rates of more than 7 percent a year.

Banking

Funding liquidity

Funding liquidity is the availability of credit to finance the purchase of financial assets. The International Monetary Fund (IMF) defines funding liquidity as "the ability of a solvent institution to make agreed-upon payments in a timely fashion". In practice, funding liquidity refers to whether a bank or financial institution can meet its payment obligations at a given point in time.

Securities & exchanges

George Soros

George Soros (born Schwartz György; August 12, 1930) is a Hungarian and American investor and philanthropist. As of September 2026, he had a net worth of US$8.6 billion. Soros has donated more than $32 billion to the Open Society Foundations. In 2020, Forbes called Soros the "most generous giver" in terms of percentage of net worth.

Trading basics

German economic crisis (2022–present)

Since 2022, Germany's economy has experienced a downturn that marked a dramatic reversal of its previous "labour market miracle" period of 2005–2019. The country, which had been considered to be Europe's economic powerhouse in prior decades, became the worst-performing major economy globally in 2023 with a 0.9% contraction, followed by further 0.5% contraction in 2024 leading to recessio

Banking

Ghana banking crisis

The Ghana banking crisis was a severe banking crisis that affected Ghana between August 2017 and January 2020. The Bank of Ghana (BoG) allowed several indigenous banks to be taken over by private companies between August 2017 and January 2019 after Nana Akufo-Addo was elected president in December 2016. Most of the indigenous banks had been at the risk of defaulting on their loans, as th

Trading basics

Gilded Age

In United States history, the Gilded Age is the period from about the late 1870s to the late 1890s, which occurred between the Reconstruction era and the Progressive Era. It was named by 1920s historians after Mark Twain's 1873 novel The Gilded Age: A Tale of Today.

Securities & exchanges

Global financial crisis in November 2008

== Week of November 2 ==

Securities & exchanges

Global financial crisis in October 2008

== Beginning of October ==

Finance

Global financial system

The global financial system is the worldwide framework of legal agreements, institutions, and both formal and informal economic action that together facilitate international flows of financial capital for purposes of investment and trade financing. Since emerging in the late 19th century during the first modern wave of economic globalization, its evolution is marked by the establishment

Trading basics

Global recession

A global recession is a recession that affects many countries around the world—that is, a period of global economic slowdown or declining economic output. Since World War II, the International Monetary Fund (IMF) has identified five such recessions, with the COVID-19 recession being the most severe.

Trading basics

Gold rush

A gold rush or gold fever is a discovery of gold—sometimes accompanied by other precious metals and rare-earth minerals—that brings an onrush of miners seeking their fortune. Major gold rushes took place in the 19th century in Australia, Greece, Venezuela, New Zealand, Brazil, Chile, South Africa, the United States, and Canada while smaller gold rushes took place elsewhere.

Trading basics

Great Bullion Famine

The Great Bullion Famine was a shortage of precious metals that struck Europe in the 15th century, with the worst years of the famine being 1457 to 1464. During the Middle Ages, gold and silver coins saw widespread use as currency in Europe and facilitated trade with the Middle East and Asia; the shortage of these metals therefore became a problem for European economies. The main cause f

Finance

Great Depression

The Great Depression was a severe global economic downturn from 1929 to 1939. The period was marked by high rates of unemployment and poverty, drastic reductions in industrial production and international trade, and widespread bank and business failures around the world. The economic contagion began in 1929 in the United States, the largest economy in the world, with the devastating Wall

Finance

Great Recession

The Great Recession was a period of contraction in economies around the world (particularly in the western world and associated countries) that occurred from late 2007 to mid-2009, overlapping with the closely related 2008 financial crisis. The scale and timing of the recession varied from country to country (see map). At the time, the International Monetary Fund (IMF) concluded that it

Securities & exchanges

Great Recession in Russia

The Great Recession in Russia was a crisis during 2008–2009 in the Russian financial markets as well as an economic recession that was compounded by political fears after the war with Georgia and by the plummeting price of Urals heavy crude oil, which lost more than 70% of its value since its record peak of US$147 on 4 July 2008 before rebounding moderately in 2009. According to the Worl

Finance

Greenspan put

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

Finance

Growth Enterprise Market

Growth Enterprise Market (GEM; Chinese: 創業板) is a board of the Stock Exchange of Hong Kong for growth companies that do not fulfill the requirements of profitability or track record for the main board of the exchange. Opened 1999.

Banking

History of banking in the United Kingdom

Banking in the United Kingdom began in the Kingdom of England in the 17th century. The first activity in what later came to be known as banking was by goldsmiths who, after the dissolution of English monasteries by Henry VIII, began to accumulate significant stocks of gold.

Banking

History of banking in the United States

This article details the history of banking in the United States. Banking in the United States is regulated by both the federal and state governments.

Trading basics

History of Canadian currencies

The history of Canadian currencies began with Indigenous peoples in Canada prior to European contact, when they used items such as wampum and furs for trading purposes. The Indigenous peoples continued to use those items as currency when trade with Europeans began. During the period of French colonization, coins were introduced, as well as one of the first examples of paper currency by a

Banking

History of investment banking in the United States

Philadelphia financier Jay Cooke established the first modern American investment bank during the Civil War era. However, private banks had been providing investment banking functions since the beginning of the 19th century and many of these evolved into investment banks in the post-bellum era. However, the evolution of firms into investment banks did not follow a single trajectory. Fo

Banking

History of monetary policy in the United States

The history of monetary policy in the United States spans over two centuries of evolving approaches to managing the nation's money supply, credit availability, and interest rates.

Trading basics

History of Philippine money

The history of Philippine money covers currency in use before the Hispanic era with gold Piloncitos and other commodities in circulation, as well as the adoption of the peso during the Hispanic era and afterwards.

Trading basics

History of the Indonesian rupiah

The currency of Indonesia, the rupiah, has a long history dating back to its colonial period. Due to periods of economic uncertainty and high inflation, the currency has been re-valued several times.

Fiat currencies

History of the United States dollar

The history of the United States dollar began with moves by the Founding Fathers of the United States to establish a national currency based on the Spanish silver dollar, which had been in use in the North American colonies of the Kingdom of Great Britain for over 100 years prior to the United States Declaration of Independence. The new Congress's Coinage Act of 1792 established the Unit

Banking

Hong Kong dollar

The Hong Kong dollar (Chinese: 港元, symbol: $; code: HKD) is the official currency of Hong Kong. Each dollar is divided into 100 cents (or fen). Historically, it was also divided into 1000 mils. The Hong Kong Monetary Authority is the monetary authority of Hong Kong and the Hong Kong dollar.

Trading basics

Hong Kong Exchanges and Clearing

Hong Kong Exchanges and Clearing Limited (HKEX; Chinese: 香港交易及結算所有限公司; pinyin: Xiānggǎng jiāoyì jí jiésuàn suǒyǒu xiàn gōngsī) operates a range of equity, commodity, fixed income and currency markets through its wholly owned subsidiaries The Stock Exchange of Hong Kong Limited (SEHK), Hong Kong Futures Exchange Limited (HKFE) and London Metal Exchange (LME).

Trading basics

Hong Kong Mercantile Exchange

Hong Kong Mercantile Exchange (Chinese: 香港商品交易所; abbreviated as HKMEx) was an electronic commodities exchange established in Hong Kong for the trading of commodity futures, options and other financial derivatives. The exchange was originally pitched as a platform to trade oil futures. In fact, it ended up trading mainly silver and gold futures.

Finance

Hong Kong Stock Exchange

The Stock Exchange of Hong Kong (Chinese: 香港交易所, SEHK, also known as Hong Kong Stock Exchange) is a stock exchange based in Hong Kong. It is one of the largest stock exchanges in Asia and the 6th largest globally by market capitalization as of February 2026. The exchange plays a crucial role in connecting international investors with mainland Chinese companies, serving as a major platfor

Finance

Hot money

In economics, hot money is the flow of funds (or capital) from one country to another in order to earn a short-term profit on interest rate differences and/or anticipated exchange rate shifts. These speculative capital flows are called "hot money" because they can move very quickly in and out of markets, potentially leading to market instability.

Finance

Hyperinflation

In economics, hyperinflation is a very high and typically accelerating inflation. It quickly erodes the real value of the local currency, as the prices of all goods increase. This causes people to minimize their holdings in that currency as they usually switch to more stable foreign currencies. Effective capital controls and currency substitution ("dollarization") are the orthodox soluti

Finance

Hyperinflation in early Soviet Russia

In the early Soviet Union, there was a seven-year period of hyperinflation, running from the earliest days of the Bolshevik Revolution in November 1917 to the reestablishment of the gold standard with the introduction of the chervonets as part of the New Economic Policy. The inflationary crisis effectively ended in March 1924 with the introduction of the so-called "gold ruble" as the cou

Fiat currencies

Impossible trinity

In international economics and international political economy, the impossible trinity (also known as the trilemma, the monetary trilemma or the Unholy Trinity) is the view that it is impossible to have all three of the following at the same time:

Fiat currencies

Indonesian rupiah

The rupiah (pronounced [ruˈpi.ah]; symbol: Rp; currency code: IDR) is the official currency and sole legal tender in Indonesia. It is issued and managed by Bank Indonesia, while its banknotes and coins are produced by the state-owned Perum Peruri. The name derives from the Sanskrit rupya, meaning "wrought silver". One rupiah is legally divided into 100 sen, although regular currency is i

Trading basics

Inertial inflation

Inertial inflation is a situation in which all prices in an economy are continuously adjusted with relation to a price index by force of contracts.

Trading basics

Inflation

In economics, inflation is an increase in the average price of goods and services in terms of money, though it originally referred to the increase of the money supply (monetary inflation) that can cause such a universal shift. This increase is measured using a price index, typically a consumer price index (CPI). When the general price level rises, each unit of currency buys fewer goods a

Trading basics

Inland Revenue Ordinance

The Inland Revenue Ordinance is one of Hong Kong's Ordinances. It regulates the inland revenue of Hong Kong.

Trading basics

Interest rate

An interest rate is the amount of interest due per period, as a proportion of the amount lent, deposited, or borrowed. Interest rate periods are ordinarily a year and are often annualized when not. Alongside interest rates, three other variables determine total interest: principal sum, compounding frequency, and length of time.

Finance

International Finance Corporation

The International Finance Corporation (IFC) is an international financial institution that offers investment, advisory, and asset management services to encourage private sector development in developing countries. It is a member of the World Bank Group and is headquartered in Washington, D.C.

Trading basics

International lender of last resort

International lender of last resort (ILLR) is a facility prepared to act when no other lender is capable or willing to lend in sufficient volume to provide or guarantee liquidity in order to avert a sovereign debt crisis or a systemic crisis. No effective international lender of last resort currently exists.

Finance

International Monetary Fund

The International Monetary Fund (IMF) is an international financial institution and a specialized agency of the United Nations, headquartered in Washington, D.C. It consists of 191 member countries, and its stated mission is "working to foster global monetary cooperation, secure financial stability, facilitate international trade, promote high employment and sustainable economic growth,

Fiat currencies

International use of the U.S. dollar

The United States dollar was established as the world's foremost reserve currency by the Bretton Woods Agreement of 1944. It claimed this status from sterling after the devastation of two world wars and the massive spending of the United Kingdom's gold reserves. Despite all links to gold being severed in 1971, the dollar continues to be the world's foremost reserve currency. Furthermore,

Finance

Inverted yield curve

In finance, an inverted yield curve is a yield curve in which short-term debt instruments (typically bonds) have a greater yield than longer term bonds. An inverted yield curve is an unusual phenomenon; bonds with shorter maturities generally provide lower yields than longer term bonds.

Trading basics

Irrational exuberance

"Irrational exuberance" is a phrase used by the then-Federal Reserve Board chairman, Alan Greenspan, in a December 1996 speech given at the American Enterprise Institute during the dot-com bubble of the 1990s. The phrase was interpreted as a warning that the stock market might be overvalued.

Finance

Islamic banking in Malaysia

Islamic banking in Malaysia began in September 1963 when Perbadanan Wang Simpanan Bakal-Bakal Haji (PWSBH) was established. PWSBH was set up as an institution for Muslims to save for their Hajj (pilgrimage to Mecca) expenses. In 1969, PWSBH merged with Pejabat Urusan Haji to form Lembaga Urusan dan Tabung Haji (now known as Lembaga Tabung Haji).

Securities & exchanges

Japanese asset price bubble

The Japanese asset price bubble (バブル景気, baburu keiki; lit. 'bubble economy') was an economic bubble in Japan from 1986 to 1991 in which real estate and stock market prices were greatly inflated. In early 1992, this price bubble burst and the country's economy stagnated. The bubble was characterized by rapid acceleration of asset prices and overheated economic activity, as well as an unco

Securities & exchanges

John Law's Company

John Law's Company, founded in 1717 by Scottish economist and financier John Law, was a joint-stock company that occupies a unique place in French and European monetary history, as it was for a brief moment granted the entire revenue-raising capacity of the French state. It also absorbed all previous French chartered colonial companies and was popularly known as the Compagnie du Mississi

Banking

Joseph Yam

Joseph Yam Chi-kwong, GBM, GBS, CBE, JP (任志剛; born 1948, Hong Kong) is a Hong Kong statistician, economist and civil servant. He was the first Chief Executive of the Hong Kong Monetary Authority, Hong Kong's de facto central bank, holding the position for 16 years. In 2011 Yam was elected to a member of the board of directors of the Swiss Bank UBS AG. In 2014, following UBS AG's restruct

Trading basics

Korea Deposit Insurance Corporation

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

Trading basics

Korea Exchange

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

Finance

Korea Financial Investment Association

The Korea Financial Investment Association (KOFIA; Korean: 금융투자협회; RR: Geumnyung Tuja Hyeophoe) is a non-profit, self-regulatory organization (SRO) in South Korea, founded under the Financial Investment Services and Capital Markets Act. It was established on February 4, 2009 through the merger of the Korea Securities Dealers Association, the Korea Futures Association, and the Asset Manag

Finance

Korea Minting and Security Printing Corporation

The Korea Minting, Security Printing and ID Card Operating Corporation (KOMSCO; Korean: 한국조폐공사) is a state-owned corporation which is responsible to print and mint the banknotes and coins and other government documents. Its headquarters are located in Daejeon, South Korea.

Finance

KOSPI

The Korea Composite Stock Price Index (KOSPI; Korean: 한국종합주가지수) is the index of all common stocks traded on the Stock Market Division—previously, Korea Stock Exchange—of the Korea Exchange. It is the representative stock market index of South Korea, analogous to the S&P 500 in the United States.

Trading basics

Latin American debt crisis

The Latin American debt crisis (Spanish: Crisis de la deuda latinoamericana; Portuguese: Crise da dívida latino-americana) was a financial crisis that originated in the early 1980s (and for some countries starting in the 1970s), often known as La Década Perdida (The Lost Decade), when Latin American countries reached a point where their foreign debt exceeded their earning power and they

Finance

Leverage cycle

Leverage is defined as the ratio of the asset value to the cash needed to purchase it. The leverage cycle can be defined as the procyclical expansion and contraction of leverage over the course of the business cycle. The existence of procyclical leverage amplifies the effect on asset prices over the business cycle.

Finance

Liquidity crisis

In financial economics, a liquidity crisis is an acute shortage of liquidity. Liquidity may refer to market liquidity (the ease with which an asset can be converted into a liquid medium, e.g. cash), funding liquidity (the ease with which borrowers can obtain external funding), or accounting liquidity (the health of an institution's balance sheet measured in terms of its cash-like assets)

Finance

List of banking crises

This is a list of banking crises. A banking crisis is a financial crisis that affects banking activity. Banking crises include bank runs, which affect single banks; banking panics, which affect many banks; and systemic banking crises, in which a country experiences many defaults and financial institutions and corporations face great difficulties repaying contracts. A banking crisis is ma

Trading basics

Luxury goods

In economics, a luxury good (or upmarket good) is a product or item or service for which demand increases more than what is proportional as income rises, so that expenditures on the good become a more significant proportion of overall spending. Luxury goods are in contrast to necessity goods, where demand increases proportionally less than income. Whereas people consume necessity goods

Finance

Macroprudential regulation

Macroprudential regulation is the approach to financial regulation that aims to mitigate risk to the financial system as a whole (or "systemic risk"). After the 2008 financial crisis, there has been a growing consensus among policymakers and economic researchers about the need to re-orient the regulatory framework towards a macroprudential perspective.

Finance

Malaysia Derivatives Exchange

The Malaysia Derivatives Exchange (MDEX), also known as Malaysian Distribution Exchange, is a limited share company formed during June 2001 in Malaysia through the merger of the Kuala Lumpur Options and Financial Futures Exchange (KLOFFE) and the Commodity and Monetary Exchange of Malaysia (COMMEX Malaysia). It is a subsidiary of the Kuala Lumpur Stock Exchange (KLSE).

Fiat currencies

Malaysian ringgit

The Malaysian ringgit ((, Malaysian: [ˈriŋget]); plural: ringgit; symbol: RM; currency code: MYR; Malay name: Ringgit Malaysia; formerly the Malaysian dollar) is the currency of Malaysia. Issued by the Central Bank of Malaysia, it is divided into 100 cents (Malay: sen).

Finance

Market liquidity

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

Fiat currencies

Market monetarism

Market monetarism is a school of macroeconomics that advocates that central banks use a nominal GDP level target instead of inflation, unemployment, or other measures of economic activity, with the goal of mitigating demand shocks such as those experienced during the 2008 financial crisis and the 2021–2023 inflation surge. Market monetarists criticize the fallacy that low interest rates

Finance

Market trend

A market trend is a perceived tendency of the financial markets to move in a particular direction over time. Analysts classify these trends as secular for long time-frames, primary for medium time-frames, and secondary for short time-frames. Traders attempt to identify market trends using technical analysis, a framework which characterizes market trends as predictable price tendencies wi

Finance

Ministry of Finance (Chile)

The Ministry of Finance (Spanish: Ministerio de Hacienda) is the cabinet-level administrative office in charge of managing the financial affairs, fiscal policy, and capital markets of Chile; planning, directing, coordinating, executing, controlling and informing all financial policies formulated by the President of Chile.

Finance

Ministry of Finance and Economy (South Korea)

The Ministry of Finance and Economy (MOFE; Korean: 재정경제부) oversees the financial policies of the Government of the Republic of Korea. It publishes a monthly report on the national economy, known as the "Green Book." The current minister is Koo Yun-cheol. The headquarters is in the Sejong Government Complex in Sejong City.

Trading basics

Minsky moment

A Minsky moment is a sudden, major collapse of asset values which marks the end of the growth phase of a cycle in credit markets or business activity.

Trading basics

Miracle on the Han River

The Miracle on the Han River (Korean: 한강의 기적) was the period of rapid economic growth in South Korea following the Korean War (1950–1953), during which South Korea transformed from an underdeveloped country into a highly developed country.

Trading basics

Money supply

In macroeconomics, money supply (or money stock) refers to the total volume of money held by the public at a particular point in time. There are several ways to define "money", but standard measures usually include currency in circulation (i.e. physical cash) and demand deposits (depositors' easily accessed assets on the books of financial institutions). Money supply data is recorded and

Fiat currencies

Neutrality of money

Neutrality of money is the idea that a change in the money supply affects only nominal variables in the economy such as prices, wages, and exchange rates, with no effect on real variables, like employment, real GDP, and real consumption. Neutrality of money is an important idea in classical economics and is related to the classical dichotomy. It implies that the central bank does not aff

Trading basics

Nominal interest rate

In finance and economics, the nominal interest rate or nominal rate of interest is the rate of interest stated on a loan or investment, without any adjustments for inflation.

Fiat currencies

Nominal rigidity

In economics, nominal rigidity, also referred to as price stickiness or wage stickiness, describes a situation in which a nominal price is slow to adjust or resistant to change. Complete nominal rigidity occurs when a price remains fixed in nominal terms for a relevant period of time. For example, the price of a good may be contractually set at $10 per unit for an entire year, regardles

Finance

Non-bank financial institution

A non-banking financial institution (NBFI) or non-bank financial company (NBFC) is a financial institution that is not legally a bank; it does not have a full banking license or is not supervised by a national or international banking regulatory agency. NBFC facilitate bank-related financial services, such as investment, risk pooling, contractual savings, and market brokering. Examples

Finance

Outline of finance

The following outline provides an overview and topical guide to finance:

Finance

Overnight policy rate

The overnight policy rate is an overnight interest rate set by Bank Negara Malaysia (BNM) used for monetary policy direction. It is the target rate for the day-to-day liquidity operations of the BNM. The overnight policy rate (OPR) is the interest rate at which a depository institution lends immediately available funds (balances within the central bank) to another depository institution

Securities & exchanges

Panic of 1792

The Panic of 1792 was a financial credit crisis that occurred during the months of March and April 1792, precipitated by the expansion of credit by the newly formed Bank of the United States as well as by rampant speculation on the part of William Duer, Alexander Macomb, and other prominent bankers. Duer, Macomb, and their colleagues attempted to drive up prices of United States (U.S) de

Banking

Panic of 1837

The Panic of 1837 was a financial crisis in the United States that began a major depression which lasted until the mid-1840s. Profits, prices, and wages dropped, westward expansion was stalled, unemployment rose, and pessimism abounded.

Banking

Panic of 1857

The Panic of 1857 was a financial crisis in the United States caused by the declining international economy and over-expansion of the domestic economy. Because of the invention of the telegraph by Samuel F. Morse in 1844, the Panic of 1857 was the first financial crisis to spread rapidly throughout the United States. The world economy was more interconnected by the 1850s, which made the

Securities & exchanges

Paris Bourse crash of 1882

The Paris Bourse crash of 1882 was a stock market crash in France, and was the worst crisis in the French economy in the nineteenth century. The crash was triggered by the collapse of l'Union Générale in January. Around a quarter of the brokers on the bourse were on the brink of collapse. The closure of the exchange was prevented by a loan from the Banque de France which enabled suffic

Fiat currencies

Philippine peso

The Philippine peso, also referred to by its Filipino name piso (from Spanish 'peso')(Philippine English: PEH-saw, PEE-, plural pesos; Filipino: piso [ˈpisɔː, ˈpɪsɔː]; sign: ₱; code: PHP), is the official currency of the Philippines. It is subdivided into 100 sentimo, also called centavos.

Trading basics

Phillips curve

The Phillips curve is a representation of the relationship between unemployment and inflation in the macroeconomy, where a tradeoff between low unemployment and price stability exists. Identified by economist Bill Phillips, the curve shows a relationship between lowering unemployment with increasing wages in an economy. While Phillips did not directly link employment and inflation, this

Securities & exchanges

Poseidon bubble

The Poseidon bubble was a stock market bubble in which the price of Australian mining shares soared in late 1969, then crashed in early 1970. It was triggered by the discovery by Poseidon NL of the early indications of a promising nickel deposit in September 1969.

Banking

Post-2008 Irish banking crisis

The post-2008 Irish banking crisis occurred when a number of Irish financial institutions faced almost imminent collapse due to insolvency during the Great Recession. In response, the Irish government instigated a €64 billion bank bailout. This then led to a number of unexpected revelations about the business affairs of some banks and business people. Ultimately, added onto the deepening

Banking

Predatory lending

Predatory lending refers to unethical practices conducted by lending organizations during a loan origination process that are unfair, deceptive, or fraudulent. While there are no internationally agreed legal definitions for predatory lending, a 2006 audit report from the office of inspector general of the US Federal Deposit Insurance Corporation (FDIC) broadly defines predatory lending a

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

Trading basics

Price of oil

The price of oil, or the oil price, generally refers to the spot price of a barrel (42 U.S. gallons; 159 liters) of benchmark crude oil—a reference price for buyers and sellers of crude oil such as West Texas Intermediate (WTI), Brent Crude, Dubai Crude, OPEC Reference Basket, Tapis crude, Bonny Light, Urals oil, Isthmus, and Western Canadian Select (WCS) among others. Oil prices are det

Trading basics

Price revolution

The Price Revolution, sometimes known as the Spanish Price Revolution, was a series of economic events that occurred in the second half of the 16th century, and most specifically linked to the high rate of inflation that occurred during this period across Western Europe. Prices rose on average roughly sixfold over 150 years. This level of inflation amounts to 1.2% per year compounded, a

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

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

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

Trading basics

Real and nominal value

In economics, nominal value refers to value measured in terms of absolute money amounts, whereas real value is considered and measured against the actual goods or services for which it can be exchanged at a given time. Real value takes into account inflation and the value of an asset in relation to its purchasing power. In macroeconomics, the real gross domestic product compensates for i

Trading basics

Real interest rate

The real interest rate is the rate of interest an investor, saver or lender receives (or expects to receive) after allowing for inflation. It can be described more formally by the Fisher equation, which states that the real interest rate is approximately the nominal interest rate minus the inflation rate.

Fiat currencies

Renminbi

Renminbi (; Chinese: 人民币; symbol: ¥; ISO code: CNY; abbreviation: RMB) is the official currency of the People's Republic of China and the unrecognized territory of Wa State. The currency is issued by the People's Bank of China, the country's monetary authority. It is the world's fifth-most-traded currency as of April 2025.

Banking

Rhode Island banking crisis

The Rhode Island banking crisis took place in the early 1990s, when approximately a third of the U.S. state of Rhode Island's population lost access to funds in their bank accounts. The events were triggered by the failure of a Providence bank, Heritage Loan & Investment, due to long-term embezzlement by its president. News of its problems led to a bank run in which customers tried to wi

Trading basics

Roaring Twenties

The Roaring Twenties, sometimes stylized as Roaring '20s, refers to the 1920s decade in music and fashion, as it happened in Western society and Western culture. It was a period of economic prosperity with a distinctive cultural edge in the United States and internationally, particularly in major cities such as Berlin, Buenos Aires, Santiago, Chicago, London, Los Angeles, Mexico City, Ne

Securities & exchanges

Russian financial crisis (2014–2016)

The financial crisis in Russia in 2014–2016 resulted from the drop in oil prices and, to a lesser extent, sanctions. It began with a devaluation of the Russian rouble in the second half of 2014, which led to high inflation at the end of the year. The Russian Central Bank adjusted its monetary policy and successfully stabilized the economic situation. As a result, Russian GDP contracted 3