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 14 February 2026
2018-12-15 14:38:00 Saturday ET

Google CEO Sundar Pichai makes his debut testimony before Congress. The post-mid-term-election House Judiciary Committee bombards Pichai with key questions
2022-11-15 10:30:00 Tuesday ET

Stock market misvaluation and corporate investment payout The behavioral catering theory suggests that stock market misvaluation can have a first-order
2019-01-10 17:31:00 Thursday ET

The recent Bristol-Myers Squibb acquisition of American Celgene is the $90 billion biggest biotech deal in history. The resultant biopharma goliath would be
2018-08-07 07:33:00 Tuesday ET

President Trump sounds smart when he comes up with a fresh plan to retire $15 trillion national debt. This plan entails taxing American consumers and produc
2018-03-07 07:34:00 Wednesday ET

President Trump tweets his key decision to oust State Secretary Rex Tillerson after several months of intense disagreement over diplomatic affairs. Trump so
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.