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Digital assets and currencies

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

Trading basics

Alex Navab

Alex Navab (November 24, 1965 – July 7, 2019) was an American financier who was the head of the Americas Private Equity Business of Kohlberg Kravis Roberts and possible successor to the firm.

Trading basics

APTIS

APTIS was the Accountancy and Passenger Ticket Issuing System used on the British Rail/National Rail network until 2007. It was originally called "Advanced Passenger Ticket Issuing System" as it was being developed at the time of the Advanced Passenger Train.

Securities & exchanges

Arthur Dantchik

Arthur Dantchik (born 1957) is an American billionaire businessman and philanthropist who is a co-founder and the managing director of Susquehanna International Group, a Bala Cynwyd, Pennsylvania-based financial services firm founded in 1987. As of September 2026, Dantchik's net worth was estimated at $19.5 billion.

Banking

Bank of Florence Museum

The Bank of Florence was a wildcat bank located in Florence, Nebraska Territory. It originally operated for three years in the 1850s, and another bank adopted the name and location in 1904. Today the building that housed the bank is the Bank of Florence Museum. It is listed on the National Register of Historic Places, and is the oldest building in Omaha, Nebraska.

Payments & settlement

Central Electronic System of Payments

The Central Electronic System of Payments (CESOP) regime is an automatic exchange of information regime being introduced in the European Union from 1 January 2024. The rules were introduced by Council Directive 2020/284, amending the EU's Value-added tax Directive.

Trading basics

Close Brothers Group

Close Brothers Group plc is a UK merchant banking group which provides lending, takes deposits, manages wealth and trades in securities. It is listed on the London Stock Exchange and is a constituent of the FTSE 250 Index.

Trading basics

CMC Markets

CMC Markets plc is a UK-based financial services company that offers online trading in shares, spread betting, contracts for difference (CFDs), and foreign exchange across global markets. The company is headquartered in London, with hubs in Sydney and Singapore. It is listed on the London Stock Exchange and is a constituent of the FTSE 250 Index.

Securities & exchanges

Daniel Och

Daniel Och (born 27 January 1961) is an American billionaire hedge fund manager, and philanthropist. He is the founder, chairman and former CEO of Och-Ziff Capital Management, a global hedge fund and alternative asset management firm. According to Forbes he has a net worth of US$3.6 billion, as of August 2021.

Trading basics

Decoy effect

In marketing, the decoy effect (or attraction effect or asymmetric dominance effect) is a phenomenon in consumer decision-making in which the inclusion of unattractive third option can change the perceived preference between the other two. This third option is asymmetrically dominated when it is inferior in all respects to one option; but, in comparison to the other option, it is inferio

Trading basics

Digital Research

Digital Research, Inc. (DR or DRI) was a privately held American software company created by Gary Kildall to market and develop his CP/M operating system and related 8-bit, 16-bit and 32-bit systems like MP/M, Concurrent DOS, FlexOS, Multiuser DOS, DOS Plus, DR DOS and GEM. It was the first large software company in the microcomputer world. Digital Research was originally based in Pacifi

Trading basics

Epson MX-80

The MX-80 is a serial dot matrix printer introduced by Seiko Epson in 1980. The MX-80 is capable of printing a maximum of 132 columns per line, while its 9-pin printhead was the first disposable, user-serviceable printhead on the market.

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.

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

Trading basics

Eye tracking

Eye tracking is the process of measuring either the point of gaze (where one is looking) or the motion of an eye relative to the head. An eye tracker is a device for measuring eye positions and eye movement. Eye trackers are used in research on the visual system, in psychology, in psycholinguistics, marketing, as an input device for human-computer interaction, and in product design. In a

Finance

Golden share

In business and finance, a golden share is a type of share of stock that lets its owner outvote all other shareholders in certain circumstances. Golden shares often belong to the government when a government-owned company is undergoing the process of privatization and transformation into a stock company.

Trading basics

Hatsune Miku: Colorful Stage!

Hatsune Miku: Colorful Stage! (originally released in Japan as Project Sekai: Colorful Stage! feat. Hatsune Miku) is a rhythm game developed by Colorful Palette (a subsidiary of CyberAgent) in cooperation with, and published by, Sega. The game features the 6 Virtual Singers of Crypton Future Media – Hatsune Miku, Megurine Luka, Kagamine Rin and Len, Meiko, and Kaito – alongside the cast

Securities & exchanges

Jeff Yass

Jeffrey Steven Yass (born July 1958) is an American billionaire businessman. According to Forbes, Yass had a net worth of US$77.8 billion as of September 2026, up from $27.6 billion in April 2024. The richest man in Pennsylvania, he is also the 25th richest in the world. He is a registered Libertarian who gives money to conservative super PACs including Club for Growth Action and the Pro

Securities & exchanges

John Templeton

Sir John Marks Templeton (29 November 1912 – 8 July 2008) was an American-born British investor, banker, fund manager, and philanthropist. In 1954, he entered the mutual fund market and created the Templeton Growth Fund, which averaged growth over 15% per year for 38 years. A pioneer of emerging market investing in the 1960s, Money magazine named him "arguably the greatest global stock p

Securities & exchanges

Mario Gabelli

Mario Joseph Gabelli (born June 19, 1942) is an American stock investor, investment advisor, and financial analyst. He is the founder, chairman, and CEO of Gabelli Asset Management Company Investors (Gamco Investors), an investment firm headquartered in Rye, New York.

Trading basics

Nelson Peltz

Nelson Peltz (born June 24, 1942) is an American billionaire businessman and investor. He is a founding partner, together with Peter W. May and Edward P. Garden, of Trian Partners, an alternative investment management fund based in New York. He is a former director of Heinz, Mondelēz International, and Ingersoll Rand and a former CEO of Triangle Industries.

Trading basics

Octopus card

The Octopus card (Chinese: 八達通; Jyutping: baat3 daat6 tung1, Cantonese) is a reusable contactless stored value smart card for making electronic payments in online or offline systems in Hong Kong. Launched in September 1997 to collect fares for the territory's public transport system, it has grown into a widely used system for transport and other retail transactions in Hong Kong. It is al

Trading basics

Operational database

Operational database management systems (also referred to as OLTP databases or online transaction processing databases), are used to update data in real-time. These types of databases allow users to do more than simply view archived data. Operational databases allow you to modify that data (add, change or delete data), doing it in real-time. OLTP databases provide transactions as main ab

Finance

Panama Papers

The Panama Papers (Spanish: Papeles de Panamá) are 11.5 million leaked documents (2.6 terabytes of data) published from April 3, 2016. The papers detail financial and attorney–client information for more than 214,488 offshore entities. These documents, some dating back to the 1970s, were created by, and taken from, the former Panamanian offshore law firm and corporate service provider Mo

Finance

Pandora Papers

The Pandora Papers are 11.9 million leaked documents with 2.9 terabytes of data that the International Consortium of Investigative Journalists (ICIJ) published beginning on 3 October 2021. The leak exposed the secret offshore accounts of 35 world leaders, including current and former presidents, prime ministers, and heads of state as well as more than 100 business leaders, billionaires,

Trading basics

Product bundling

In marketing, product bundling is offering several products or services for sale as one combined product or service package. It is a common feature in many imperfectly competitive product and service markets. Industries engaged in the practice include telecommunications services, financial services, health care, information, and consumer electronics. A software bundle might include a wor

Trading basics

Puffery

Puffery is undue or exaggerated praise. Puffery serves to "puff up" what is being described. In law, puffery is usually invoked as a defense argument: it identifies general praising speech, typically produced by a seller, which is not expected to be relied upon and does not give rise to legal liability. In a circular manner, legal explanations for this normative position describe the non

Securities & exchanges

Ray Dalio

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

Assets

Smart contract

A smart contract is a computer program or a transaction protocol that is intended to automatically execute, control or document events and actions according to the terms of a contract or an agreement. The objectives of smart contracts are the reduction of need for trusted intermediators, arbitration costs, and fraud losses, as well as the reduction of malicious and accidental exceptions.

Finance

Sofina

Sofina, Société Financière de Transports et d'Entreprises Industrielles, is a Belgian holding company, headquartered in Brussels with offices in Singapore and Luxembourg. As part of the Bel20 index, it is one of the twenty largest capitalisation in Belgium. The company invests in several industrial sectors such as telecommunication (7%), banks and insurance (6%), private equity (6%), B2B

Networks

StarkWare Industries

StarkWare Industries is an Israeli software company that specializes in cryptography. It develops zero-knowledge proof technology that compresses information to address the scalability problem of the blockchain, and works on the Ethereum platform.

Trading basics

Startup company

A startup or start-up is a company or project typically undertaken by an entrepreneur to seek, develop, and validate a scalable business model. While entrepreneurship includes all new businesses including self-employment and businesses that do not intend to go public, startups are new businesses that intend to grow large beyond the solo-founder. At the early stages, startups face signifi

Trading basics

Sumo Logic

Sumo Logic, Inc. is a cloud-based data analytics company, focusing on cybersecurity, security analytics and observability. It provides log management and analytics services based on artificial intelligence.

Trading basics

Survey of Consumer Finances

The Survey of Consumer Finances (SCF) is a triennial statistical survey of the balance sheet, pension, income and other demographic characteristics of families in the United States; the survey also gathers information on the use of financial institutions.

Trading basics

TikTok Shop

TikTok Shop is an e-commerce feature of the video hosting service TikTok. Officially launched in September 2023, the feature enables users interested in starting a business and generating income to upload their curated products on TikTok for others to discover and purchase. Daily sales averaged approximately US$7 million in October 2023.As of October 2026, it has been estimated that 54 m

Trading basics

TP ICAP

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

Trading basics

Unicorn (finance)

In business, a unicorn is a startup company valued at over US$1 billion which is privately owned and therefore its company shares are not publicly listed. The term was coined in 2013 by venture capitalist Aileen Lee, choosing the mythical animal to represent the statistical rarity of such successful ventures.

Trading basics

WeChat

WeChat (Chinese: 微信; pinyin: Wēixìn ; lit. 'micro-message') is an instant messaging, social media, and mobile payment app developed by Tencent. First released in 2011, it became the world's largest standalone mobile app in 2018 with over 1 billion monthly active users. WeChat has been described as China's "app for everything" and a super-app because of its wide range of functions. WeChat