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Digital assets and currencies

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

Trading basics

2021 Lagos high-rise collapse

On 1 November 2021, a high-rise block of luxury flats under construction in the neighbourhood of Ikoyi in Lagos, Nigeria, collapsed. At least 42 people died. The government of Lagos State is conducting an investigation.

Fiat currencies

Ann Pettifor

Ann Pettifor (born February 1947) is a British economist who advises governments and organisations. She has published several books. Her work focuses on the global financial system, sovereign debt restructuring, international finance and sustainable development. She was one of the leaders of the Jubilee 2000 debt cancellation campaign.

Trading basics

Atlantic Express (bus company)

Atlantic Express was an operator of transit buses, paratransit and school buses in the United States, specializing primarily in school bus service, while operating transit buses in New York City. At the time of its closure, Atlantic Express was the fifth largest school bus operator in the United States and Canada, behind First Student/First Student Canada, Durham School Services, Student

Finance

Car costs

A car's internal costs are all the costs consumers pay to own and operate a car. Normally these expenditures are divided into fixed or standing costs and variable or running costs. Fixed costs are those which do not depend on the distance traveled by the vehicle and which the owner must pay to keep the vehicle ready for use on the road, like insurance or road taxes. Variable or running c

Banking

China Consortium

The China Consortium, also referred to as banking consortium or financial consortium or four-, five-, or six-power consortium depending on context, refers to two successive cooperative arrangements formed by foreign banks under their respective governments' directions in the early 20th century, to coordinate lending to the Chinese government. These initiatives were resented by Chinese na

Finance

City of London

The City of London (informally known as the City or the Square Mile) is a city, ceremonial county and local government district in England. Established by the Romans around 47 AD as Londinium, it forms the historic centre of the wider London metropolis. Surrounded by the modern ceremonial county of Greater London, the City is a unique local authority area governed by the City of London C

Trading basics

Coins for the dead

Coins for the dead is a form of respect for the dead or bereavement. The practice began in classical antiquity when people believed the dead needed coins to pay a ferryman to cross the River Styx. In modern times the practice has been observed in the United States and Canada: visitors leave coins on the gravestones of former military personnel.

Trading basics

Dynamic pricing

Dynamic pricing, also referred to as surge pricing, demand pricing, time-based pricing and variable pricing, is a revenue management pricing strategy in which businesses set flexible prices for products or services based on current market demands. It usually entails raising prices during periods of peak demand and lowering prices during periods of low demand.

Trading basics

Ecopass

The Ecopass program was a traffic pollution charge implemented in Milan, Italy, as an urban toll for some motorists traveling within a designated traffic restricted zone or ZTL (Italian: Zone a Traffico Limitato), corresponding to the central Cerchia dei Bastioni area and encircling around 8.2 km2 (3.2 sq mi). The Ecopass was implemented as a one-year trial program on 2 January 2008, and

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.)

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).

Payments & settlement

Financial market infrastructure

Financial market infrastructure refers to systems and entities involved in clearing, settlement, and the recording of payments, securities, derivatives, and other financial transactions. Depending on context, financial market infrastructure may refer to the category in general, or to individual companies or entities (thus also used in plural: financial market infrastructures).

Securities & exchanges

Frederick H. Prince

Frederick Henry Prince (November 30, 1860 – February 2, 1953) was an American stockbroker, investment banker and financier.

Trading basics

Gothenburg congestion tax

The Gothenburg congestion tax (Swedish: Trängselskatt i Göteborg), also referred to as the Gothenburg congestion charge, is a congestion pricing system implemented as a tax levied on most vehicles entering and exiting central Gothenburg, Sweden, as well as some main roads passing by the city. The congestion tax was introduced on 1 January 2013, with the Stockholm congestion tax as a mode

Banking

Independent advisory firm

An independent advisory firm (sometimes less accurately called an advisory boutique) is an investment bank that provides strategic and financial advice to clients, primarily including corporations, financial sponsors, and governments. Revenues are typically generated by providing deal-specific advice related to mergers and acquisitions as well as financing. The WSJ noted in January 2016

Trading basics

Ivory trade

The ivory trade is the commercial, often illegal trade in the ivory tusks of the hippopotamus, walrus, narwhal, mammoth, and most commonly, African and Asian elephants.

Trading basics

Jan Leschly

Jan Leschly (born 11 September 1940) is a Danish businessman and former professional tennis player. He was a semifinalist in the men's singles at the 1967 U.S. National Championships and a quarterfinalist in doubles at the 1966 Wimbledon Championships. From 1957 to 1973, he won 18 career titles in singles.

Trading basics

London congestion charge

The London congestion charge is a fee charged on most cars and motor vehicles being driven within the Congestion Charge Zone (CCZ) in Central London between 7:00 am and 6:00 pm Monday to Friday, and between 12:00 noon and 6:00 pm Saturday and Sunday. Enforcement is primarily based on automatic number-plate recognition (ANPR).

Finance

Mais Lecture

The Mais Lecture has been hosted since 1978, on a mostly annual basis, by Bayes Business School (formerly Cass), part of City, University of London.

Securities & exchanges

Marc Rich

Marc Rich (born Marcell David Reich; December 18, 1934 – June 26, 2013) was a Belgian-American commodities trader, financier, and businessman. He founded the commodities company Glencore and was later indicted in the United States on federal charges of tax evasion, wire fraud, racketeering, and selling Iranian oil to Israel during the Iran hostage crisis. He fled to Switzerland at the ti

Securities & exchanges

Mark E. Kingdon

Mark E. Kingdon is a hedge fund manager and president of Kingdon Capital Management, a US investment management company with approximately $623 million in assets under management.

Trading basics

Mervyn's

Mervyn's was an American middle-scale department store chain that was based in Hayward, California, and founded by Mervin G. Morris (1920–2021). It carried national brands of clothing, footwear, bedding, bath products, furniture, jewelry, beauty products, electronics, toys, and housewares. Many of the company's stores were opened in shopping malls; however, some locations were operated i

Trading basics

Public Works Loan Board

The Public Works Loan Board (PWLB) (Welsh: Bwrdd Benthyciadau Gwaith Cyhoeddus) was a statutory body of the UK Government that provided loans to public bodies from the National Loans Fund. In 2020, the PWLB was abolished as a statutory organisation, and its functions were allocated to HM Treasury, where they are discharged through the UK Debt Management Office. The members of the PWLB we

Trading basics

San Francisco congestion pricing

San Francisco congestion pricing is a proposed traffic congestion user fee for vehicles traveling into the most congested areas of the city of San Francisco at certain periods of peak demand. The charge would be combined with other traffic reduction projects. The proposed congestion pricing charge is part of a mobility and pricing study being carried out by the San Francisco County Trans

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.

Trading basics

Standard Catalog of World Coins

The Standard Catalog of World Coins is a series of numismatic catalogs, commonly known as the Krause catalogs. They are published by Krause Publications, a division of Active Interest Media.

Trading basics

Stockholm congestion tax

The Stockholm congestion tax (Swedish: Trängselskatt i Stockholm), also referred to as the Stockholm congestion charge, is a congestion pricing system implemented as a tax levied on most vehicles entering and exiting central Stockholm, Sweden. The congestion tax was implemented on a permanent basis on 1 August 2007, after a seven-month trial period between 3 January 2006 and 31 July 200

Trading basics

StockX

StockX is an online marketplace and clothing reseller, primarily of sneakers. Since November 2020, it has also opened up to electronic products such as game consoles, smartphones and computer hardware. The Detroit-based company was founded by Dan Gilbert, Josh Luber, Greg Schwartz, and Chris Kaufman in 2015–2016. StockX has more than 800 employees in Downtown Detroit. StockX currently ha

Trading basics

Toning (coin)

Toning on a coin is the change of colour brought about through oxidization, which forms a thin layer of tarnish on the metal's surface, typically as a result of interactions and chemical reactions with sulfur-containing compounds in the environment. Coin toning can vary in aesthetics, and thus can alternately add or detract from a coin's value. Coins with unusual toning colours or patter

Finance

United Kingdom cost-of-living crisis

In late 2021, the prices of many essential goods in the United Kingdom began increasing faster than household incomes, resulting in a fall in real incomes. The phenomenon has been termed a cost-of-living crisis. It is due in part to the economic impact of the COVID-19 pandemic, including a global surge in inflation, wage stagnation attributed to the Conservative Party's austerity program

Trading basics

United Kingdom government austerity programme

The United Kingdom government austerity programme was a fiscal policy that was adopted for a period in the early 21st century following the era of the Great Recession. Coalition and Conservative governments in office from 2010 to 2019 used the term, and it was applied again by many observers to describe Conservative Party policies from 2021 to 2024, during the cost of living crisis. With

Trading basics

Will it play in Peoria?

Will it play in Peoria? is an American English figure of speech that is traditionally used to ask whether a given product, person, promotional theme, or event will appeal to mainstream audiences or across a broad range of demographic and psychographic groups in the United States.