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 17 January 2026
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
2017-01-03 03:26:00 Tuesday ET
President-Elect Donald Trump wants Apple and its tech peers to consider better and greater high-tech job creation in America. Apple has asked its primary
2022-02-22 09:30:00 Tuesday ET
The global asset management industry is central to modern capitalism. Mutual funds, pension funds, sovereign wealth funds, endowment trusts, and asset ma
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
2019-08-18 11:33:00 Sunday ET
House Judiciary Committee summons senior executive reps of the tech titans to assess online platforms and their market power. These companies are Facebook,
2018-12-13 08:30:00 Thursday ET
The recent arrest of HuaWei senior executive manager may upend the trade truce between America and China. At the request of several U.S. authorities, Canadi
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