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 6 June 2026
2019-06-07 04:02:05 Friday ET

The world seeks to reduce medicine prices and other health care costs to better regulate big pharma. Nowadays the Trump administration requires pharmaceutic
2019-07-25 16:42:00 Thursday ET

Platforms benefit from positive network effects, scale economies, and information cascades. There are at least 2 major types of highly valuable platforms: i
2018-08-05 12:34:00 Sunday ET

JPMorgan Chase CEO Jamie Dimon sees great potential for 10-year government bond yields to rise to 5% in contrast to the current 3% 10-year Treasury bond yie
2019-09-15 14:35:00 Sunday ET

U.S. Treasury officially designates China a key currency manipulator in the broader context of Sino-American trade dispute resolution. The U.S. Treasury cla
2018-05-25 07:30:00 Friday ET

President Trump introduces $50 billion tariffs on Chinese products and new limits on Chinese high-tech investments in America. This new round of tariffs
2018-06-25 12:43:00 Monday ET

Apple and Samsung are the archrivals for the title of the world's top smart phone maker. The recent patent lawsuit settlement between Apple and Samsung