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 10 January 2026
2018-10-25 10:36:00 Thursday ET

Trump tariffs begin to bite U.S. corporate profits from Ford and Harley-Davidson to Caterpillar and Walmart etc. U.S. corporate profit growth remains high a
2019-02-04 07:42:00 Monday ET

Federal Reserve remains patient on future interest rate adjustments due to global headwinds and impasses over American trade and fiscal budget negotiations.
2018-07-21 13:35:00 Saturday ET

President Trump supports a bipartisan bill or the Foreign Investment Risk Review Modernization Act (FIRRMA), which effectively broadens the jurisdiction of
2019-10-21 10:35:00 Monday ET

American state attorneys general begin bipartisan antitrust investigations into the market power and corporate behavior of central tech titans such as Apple
2018-09-15 11:35:00 Saturday ET

Apple releases its September 2018 trifecta of smart phones or iPhone X sequels: iPhone Xs, iPhone Xs Max, and iPhone XR. Both iPhone Xs and iPhone Xs Max ha
2023-12-08 08:28:00 Friday ET

Tax policy pluralism for addressing special interests Economists often praise as pluralism the interplay of special interest groups in public policy. In