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 11 April 2026
2018-06-08 13:35:00 Friday ET

The Federal Reserve delivers a second interest rate hike to 1.75%-2% and then expects subsequent rate increases in September and December 2018 to dampen inf
2018-09-11 18:36:00 Tuesday ET

President Trump tweets that Apple can avoid tariff consequences by shifting its primary supply chain from China to America. These Trump tariffs on another $
2018-06-03 07:35:00 Sunday ET

Several recent events explain why Trump may undermine multilateral world order. First, Trump withdraws the U.S. from the 12-nation Trans-Pacific Partnership
2018-05-29 11:40:00 Tuesday ET

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2018-08-17 11:45:00 Friday ET

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Lean enterprises often try to incubate disruptive innovations with iterative continuous improvements and inventions over time. Trevor Owens and Obie Fern