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 5 September 2026
2018-05-23 09:41:00 Wednesday ET

Many U.S. large public corporations spend their tax cuts on new dividend payout and share buyback but not on new job creation and R&D innovation. These
2018-09-25 10:35:00 Tuesday ET

Sirius XM pays $3.5 billion shares to acquire the music app company Pandora. This acquisition would form the largest audio entertainment company worldwide.
2019-04-25 09:35:00 Thursday ET

Bridgewater hedge fund founder Ray Dalio suggests that the current state of U.S. capitalism poses an existential threat for many Americans. Dalio deems the
2018-01-03 08:38:00 Wednesday ET

President Trump targets Amazon in his call for U.S. Postal Service to charge high delivery prices on the ecommerce giant. Trump picks another fight with an
2020-01-15 08:31:00 Wednesday ET

Anti-competitive corporate practices may stifle U.S. innovation. In recent decades, wage growth, economic output, and productivity tend to stagnate as U.S.
2026-04-30 08:28:00 Thursday ET

In the current global market for better biotech advances, medical innovations, and healthcare services, the new integration of artificial intelligence (AI)