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 25 July 2026
2019-01-09 07:33:00 Wednesday ET

Apple revises down its global sales revenue estimate to $83 billion due to subpar smartphone sales in China. Apple CEO Tim Cook points out the fact that he
2020-10-06 09:31:00 Tuesday ET

Strategic managers envision lofty purposes to enjoy incremental consistent progress over time. Allison Rimm (2015) The joy of strategy: a bu
2019-05-05 10:34:00 Sunday ET

Former Vice President Joe Biden enters the next U.S. presidential race with many moderate-to-progressive policy proposals. At the age of 76, Biden stands ou
2018-10-15 09:33:00 Monday ET

Several pharmaceutical companies now switch their primary focus from generic prescription drugs to medical specialties such as cardiovascular medications an
2018-03-17 09:35:00 Saturday ET

Facebook faces a major data breach by Cambridge Analytica that has harvested private information from more than 50 million Facebook users. In a Facebook pos
2025-06-13 08:23:00 Friday ET

What are the mainstream legal origins of President Trump’s new tariff policies? We delve into the mainstream legal origins of President Trump&rsquo