Twitter is a public, real-time, global platform where any user can create a Tweet and any user can follow other users. The platform is unique in its simplicity: Tweets are limited to 140 characters of text. This constraint makes it easy for anyone to quickly create, distribute and discover content that is consistent across our platform and optimized for mobile devices. As a result, Tweets drive a high velocity of information exchange that makes Twitter uniquely `live`....
+See MoreSharpe-Lintner-Black CAPM alpha (Premium Members Only) Fama-French (1993) 3-factor alpha (Premium Members Only) Fama-French-Carhart 4-factor alpha (Premium Members Only) Fama-French (2015) 5-factor alpha (Premium Members Only) Fama-French-Carhart 6-factor alpha (Premium Members Only) Dynamic conditional 6-factor alpha (Premium Members Only) Last update: Saturday 30 May 2026
2026-07-01 11:29:00 Wednesday ET

In recent years, higher American economic growth has been impressive both by historical standards and in comparison to the rest of the world. American excep
2018-08-09 16:36:00 Thursday ET

President Trump applies an increasingly bellicose stance toward the Iranian leader Hassan Rouhani as he rejects a global agreement to curb Iran's nuclea
2024-05-27 03:23:34 Monday ET

Stock Synopsis: Life insurers emphasize profit margins over sales growth rates. We review and analyze the recent market share data in the U.S. life insur
2018-05-02 06:32:00 Wednesday ET

What are the primary pros and cons of free trade or fair trade in the current Sino-American quagmire? Free trade means allowing goods and services to move a
2023-05-31 03:15:40 Wednesday ET

The U.S. further derisks and decouples from China. Why does the U.S. seek to further economically decouple from China? In recent times, th
2019-08-02 17:39:00 Friday ET

The Phillips curve becomes the Phillips cloud with no inexorable trade-off between inflation and unemployment. Stanford finance professor John Cochrane disa