The AZEK Company Inc. Class A Common Stock (NYSE:AZEK)

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

Is higher stock market concentration good or bad for Corporate America? In recent years, S&P 500 stock market returns exhibit spectacular concentrati

Warren Buffett offloads a few stocks from the Berkshire Hathaway portfolio in mid-November 2018. The latest S.E.C. report shows that the Oracle of Omaha sol

Nobel Laureate Robert Shiller's long-term stock market indicator points to a recent peak. His cyclically-adjusted P/E ratio (or CAPE) accounts for long-

Empirical tests of multi-factor models for asset return prediction  The capital asset pricing model (CAPM) of Sharpe (1964), Lintner (1965), and Bla

American state attorneys general begin bipartisan antitrust investigations into the market power and corporate behavior of central tech titans such as Apple