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Digital assets and currencies

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

Fiat currencies

Barry Eichengreen

Barry Julian Eichengreen (born 1952) is an American economist and economic historian who is the George C. Pardee and Helen N. Pardee Professor of Economics and Political Science at the University of California, Berkeley, where he has taught since 1987. Eichengreen is a research associate at the National Bureau of Economic Research and a research fellow at the Centre for Economic Policy R

Finance

David E. Shaw

David Elliot Shaw (born March 29, 1951) is an American billionaire, scientist, and founder of hedge fund D. E. Shaw & Co.. A former assistant professor in the computer science department at Columbia University, Shaw earned his fortune exploiting inefficiencies in financial markets with the help of early Internet networks and quantitative trading strategies. In 2001, Shaw turned to full-t

Banking

Diamond–Dybvig model

The Diamond–Dybvig model is an influential model of bank runs and related financial crises. The model shows how banks' mix of illiquid assets (such as business or mortgage loans) and liquid liabilities (deposits which may be withdrawn at any time) may give rise to self-fulfilling panics among depositors. Douglas Diamond and Philip H. Dybvig, along with Ben Bernanke, were the recipients o

Payments & settlement

Digital River

Digital River, Inc. was a privately held company headquartered in Minnetonka, Minnesota that provided global e-commerce, payments and marketing services. In 2013, Digital River reported having processed more than US$30 billion in online transactions. The company filed for Chapter 7 bankruptcy in May 2025.

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.

Trading basics

Foreign Investment Law of the People's Republic of China

The Foreign Investment Law is a law of the People's Republic of China governing foreign direct investment in China. The law was adopted by the National People's Congress on March 15, 2019, and came into effect on January 1, 2020. It replaces the Law of the People's Republic of China on Sino-Foreign Equity Joint Ventures, the Law of the People's Republic of China on Wholly Foreign-owned E

Assets

Goliath Ventures

Goliath Ventures was a cryptocurrency investment firm based in Orlando, Florida. On February 24, 2026, the United States Department of Justice announced the arrest of the firm's founder and chief executive officer, Christopher Alexander Delgado, on charges of wire fraud and money laundering, alleging that the firm had operated as a Ponzi scheme. On June 30, 2026, Delgado pleaded guilty t

Banking

Hottinguer family

Hottinger first appears in the annals of the town of Zöllikon, near Zurich, in 1362. The town had recently joined the Swiss Confederation, and was poised to become a thriving center for trade. In 1401, three members of the Hottinger family were named Grand Burghers of the city. Their names Hans, Heinrich and Rudolf – or, in their French variants, Jean, Henri and Rodolphe – have marked th

Finance

Impact of microcredit

The impact of microcredit is the study of microcredit and its impact on poverty reduction which is a subject of much controversy. Proponents state that it reduces poverty through higher employment and higher incomes. This is expected to lead to improved nutrition and improved education of the borrowers' children. Some argue that microcredit empowers women. In the US and Canada, it is arg

Finance

Jeffrey Frankel

Jeffrey Alexander "Jeff" Frankel (born November 5, 1952, in San Francisco, California) is an international macroeconomist. He works as the James W. Harpel Professor of Capital Formation and Growth at Harvard Kennedy School.

Securities & exchanges

John C. Coffee

John C. Coffee Jr. (born November 15, 1944) is the Adolf A. Berle Professor of Law and director of the Center on Corporate Governance at Columbia Law School.

Finance

Judgment defaulter

In China, judgment defaulter (Chinese: 失信被执行人) or court defaulters, commonly known as laolai (Chinese: 老赖) or untrustworthy person (Chinese: 失信人), is defined as a person who is able to fulfill legal obligations determined by the court, but has refused to do so, or illegally tries to evade enforcement such as hiding their assets.

Payments & settlement

Microtransaction

A microtransaction (MTX) video game business model is one where users can purchase in-game virtual goods with micropayments. Microtransactions are often used in free-to-play games to provide a revenue source for the developers. While microtransactions are a staple of the mobile app market, they are also seen on PC software such as Valve's Steam digital distribution platform, as well as c

Finance

Nouriel Roubini

Nouriel Roubini (born March 29, 1958) is a Turkish-born American economic consultant, economist, speaker, and writer. He is a professor emeritus since 2021 at the Stern School of Business of New York University. Roubini earned a BA in political economics at Bocconi University in Italy and a doctorate in international economics at Harvard University. He was an academic at Yale University

Trading basics

Ottoman public debt

The Ottoman public debt was a term which dated back to 24 August 1855, when the Ottoman Empire first entered into loan contracts with its European creditors shortly after the beginning of the Crimean War.

Trading basics

Ottoman Public Debt Administration

Ottoman Public Debt Administration (OPDA) was a European-controlled organization that was established in 1881 to collect the payments which the Ottoman Empire owed to European companies in the Ottoman public debt. The OPDA became a vast, essentially independent, bureaucracy within the Ottoman bureaucracy, run by the creditors: Its governing council included one representative each from B

Trading basics

PredictIt

PredictIt is a United States-based online prediction market that offers exchanges on political and financial events. PredictIt is a project of the Prediction Market Research Consortium, a not-for-profit organization, for educational purposes and is supported by Aristotle, Inc. The company's office is located in Washington, D.C. Only United States citizens can bet on the site.

Networks

Snaky Cat

Snaky Cat is an .io battle royale mobile game developed by Appxplore (iCandy) and released on 4 February 2025. The game follows the Snake formula, where players must eat doughnuts to get bigger. Snaky Cat is a blockchain game, with its Web3 elements developed by Animoca Brands.

Finance

The Millionaire Next Door

The Millionaire Next Door: The Surprising Secrets of America's Wealthy (ISBN 0-671-01520-6) is a 1996 book by Thomas J. Stanley and William D. Danko. The book is a compilation of research done by the two authors in the profiles of American millionaires.

Finance

ThetaRay

ThetaRay is a fintech software and big data analytics company with headquarters in Hod HaSharon, Israel and New York, and offices in Madrid, London, and Singapore.

Payments & settlement

Virtual goods

Virtual goods are non-physical objects and money purchased for use in online communities or online games. Digital goods, on the other hand, may be a broader category including digital books, music, and movies. Virtual goods are a subclass of intangible goods.