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 21 February 2026
2019-10-07 12:35:00 Monday ET

Federal Reserve reduces the interest rate by another key quarter point to the target range of 1.75%-2% in September 2019. In accordance with the Federal Res
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Harvard macrofinance professor Robert Barro sees no good reasons for the recent sudden reversal of U.S. monetary policy normalization. As Federal Reserve Ch
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China President Xi JinPing tries to ease trade tension between America and China in his presidential address at the annual Boao forum. In his vulnerable att