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Digital assets and currencies

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

Fiat currencies

Black Eagle Silver Certificate

The Black Eagle is a type of one-dollar silver certificate produced in 1899 in the United States. The note measured 7.38 in (187 mm) by 3.18 in (81 mm); it was of the large-size variety of bank-notes issued by the United States. The note featured a Bald eagle with its wings spread. The note was also referred to as "Eagle of the Capitol", because the United States Capitol is visible behin

Trading basics

Budapest Stock Exchange

Budapest Stock Exchange (BSE) (Hungarian: Budapesti Értéktőzsde, pronounced [ˈbudɒpɛʃti ˈeːrteːktøːʒdɛ] (BÉT)) is the third largest stock exchange in Central and Eastern Europe by market capitalization and liquidity. It is located at 55 Krisztina Boulevard, Budapest, Hungary, in the Buda Centre of the Hungarian National Bank Previously, from 1864, during the Austro-Hungarian Empire it wa

Banking

Cultural Center of the National Bank of Greece in Thessaloniki

The Cultural Center of the National Bank of Greece in Thessaloniki (Πολιτιστικό Κέντρο του Μ.Ι.Ε.Τ. στη Θεσσαλονίκη) is a museum in Thessaloniki, Central Macedonia, Greece. It belongs to the Cultural Foundation of the National Bank.

Fiat currencies

Electricity as the Dominant Force in the World

Electricity as the Dominant Force in the World is an 1896 United States five-dollar silver certificate. It is of the US large-size variety measuring 7.375 in (187.3 mm) by 3.125 in (79.4 mm). The note is one of three notes that are part of the "Educational Series". As a result of the nudity portrayed on the obverse and other controversies, the note was replaced in 1899.

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

Fiat currencies

Funnyback

A Funnyback is a type of one-dollar silver certificate produced in 1928 and 1934 in the United States. People referred to the note as a "Funnyback" based on the significantly lighter green ink and unusual font printed on the reverse.

Payments & settlement

Line (software)

Line (stylized in all caps) is a Japanese freeware app and service for instant messaging and social networking, operated by the Japanese company LY Corporation, co-owned by SoftBank Group and Naver. Line was launched in Japan in June 2011 by NHN Japan, a subsidiary of Naver.

Banking

Lombard Street, London

Lombard Street () is a street notable for its connections with the City of London's merchant, banking and insurance industries, stretching back to medieval times.

Trading basics

London Platinum and Palladium Market

The London Platinum and Palladium Market (LPPM) is an over-the-counter trading centre for platinum and palladium and a commodity trading association. London has always been a centre for the research in and development of most of the platinum group metals. Trade was established in the early 20th century, typically by existing dealers of gold and silver. The LPPM has been involved in fixin

Payments & settlement

M-Pesa

M-PESA (M for mobile, PESA is Swahili for money) is a mobile phone-based money transfer service, payments and micro-financing service, launched in 2007 by Vodafone and Safaricom, the largest mobile network operator in Kenya. It has since expanded to Tanzania, Mozambique, Democratic Republic of the Congo (DRC), Lesotho, Ghana, Egypt, and Ethiopia. The rollouts in India, Romania, and Alban

Finance

Manchester City F.C. ownership and finances

Manchester City Football Club dates back to 1894, when Ardwick A.F.C. dissolved and was reformed as Manchester City Football Club Ltd. Over recent years, the state of ownership and finances of Manchester City Football Club has been tumultuous, featuring various owners of contrasting fortunes, in line with the club's inconsistent trend on the pitch. The club is currently owned by the City

Finance

Marousi

Marousi or Maroussi (Greek: Μαρούσι), also known as Amarousio (Αμαρούσιο), is a city in the northeastern part of the Athens urban area, Greece. Marousi dates back to the era of the ancient Athenian Republic; its ancient name was Athmonon (Ἄθμονον) and it represented one of the 10 Athenian sub-cities. The area held a main ancient temple, where Amarysia Artemis, the goddess of hunting, wa

Trading basics

Metal prices

Metal prices are the prices of metal as a commodity that are traded in bulk at a predefined purity or grade. Metal can be split into three major categories, precious metals, industrial metals and other metals. Iron ore

Networks

Nym Technologies

Nym Technologies is a Swiss company that provides internet privacy technology utilizing Nym mix network and noise generation networks. Nym offers VPN and blockchain-related software and network services. Its most notable service, NymVPN, advertises itself as a VPN service for privacy and security.

Trading basics

Qatari riyal

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

Payments & settlement

Self-checkout

Self-checkouts (SCOs), also known as assisted checkouts (ACOs) or self-service checkouts, are machines that allow customers to complete their own transaction with a retailer without using a staffed checkout. When using SCOs, customers scan item barcodes before paying for their purchases without needing one-to-one staff assistance. Self-checkouts are used mainly in supermarkets, although

Networks

Session (software)

Session is an Australian, currently Switzerland-based, cross-platform end-to-end encrypted instant messaging application emphasizing user confidentiality and anonymity. Developed and maintained by the non-profit The Session Technology Foundation, it employs a blockchain-based decentralized network for transmission. Users can send one-to-one and group messages, including various media typ

Fiat currencies

Tencent QQ

Tencent QQ (Chinese: 腾讯QQ), also known as QQ, is an instant messaging software service and web portal developed by the Chinese technology company Tencent. QQ offers services that provide online social games, music, shopping, microblogging, movies, and group and voice chat software. As of March 2023, there were 597 million monthly active QQ accounts.

Trading basics

Tokyo Commodity Exchange

The Tokyo Commodity Exchange (Japanese: 東京商品取引所, Hepburn: Tōkyō Shōhin Torihikijo), or TOCOM, is an energy exchange in Tokyo, Japan. TOCOM is operated by Tokyo Commodity Exchange, Inc. (Japanese: 株式会社東京商品取引所, Hepburn: Kabushiki Gaisha Tōkyō Shōhin Torihikijo; Corporate Number: 4010001121906), a wholly owned subsidiary of Japan Exchange Group (JPX). Under the Commodity Derivatives Transac

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

United States dollar

The United States dollar (symbol: $; currency code: USD) is the official currency of the United States (U.S.) and several other countries. The U.S. Coinage Act of 1792 established the dollar as the base unit, with each dollar divided into 100 cents (symbol: ¢). U.S. banknotes are issued in the form of Federal Reserve Notes, popularly called greenbacks due to their predominantly green col