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 8 August 2026
2023-12-07 07:22:00 Thursday ET

Economic policy incrementalism for better fiscal and monetary policy coordination Traditionally, fiscal and monetary policies were made incrementally. In
2019-11-07 14:36:00 Thursday ET

America expects to impose punitive tariffs on $7.5 billion European exports due to the recent WTO rule violation of illegal plane subsidies. World Trade Org
2019-10-11 13:40:00 Friday ET

Apple CEO Tim Cook maintains a frugal low-key lifestyle. With $625 million public wealth, Cook leads the $1 trillion tech titan Apple in the post-Jobs era.
2018-07-05 13:40:00 Thursday ET

U.S. trading partners such as the European Union, Canada, China, Japan, Mexico, and Russia voice their concern at the World Trade Organization (WTO) in ligh
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
2018-08-11 14:35:00 Saturday ET

The Trump administration imposes 20%-50% tariffs on Turkish imports due to a recent spat over the detention of an American pastor, Andrew Brunson, in Turkey