Duolingo Inc. Class A Common Stock (NASDAQ:DUOL)

Jared Diamond delves into how some societies fail, succeed, and revive in global human history. Jared Diamond (2004)   Collapse: how societies

Platforms benefit from positive network effects, scale economies, and information cascades. There are at least 2 major types of highly valuable platforms: i

The U.S. bank oligarchy has become bigger, more profitable, and more resistant to public regulation after the global financial crisis. Simon Johnson and

FAMGA stands for Facebook, Apple, Microsoft, Google, and Amazon. These tech giants account for more than 15% of market capitalization of the American stock

The Trump administration postpones increasing 25% to 30% tariffs on $250 billion Chinese imports after China extends an olive branch to de-escalate Sino-Ame

Thomas Piketty connects the dots between economic growth and inequality worldwide with long-term global empirical evidence. Thomas Piketty (2017) &nbs