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 18 April 2026
2020-05-28 15:37:00 Thursday ET

Platform enterprises leverage network effects, scale economies, and information cascades to boost exponential business growth. Laure Reillier and Benoit
2020-06-24 09:32:00 Wednesday ET

Several business founders and entrepreneurs take low risks with high potential rewards to buck the conventional wisdom. Renee Martin and Don Martin (2010
2017-11-23 10:42:00 Thursday ET

As the TV host of Mad Money, Jim Cramer provides 5 key reasons against the purchase and use of cryptocurrencies such as Bitcoin. First, no one knows the ano
2018-11-07 08:30:00 Wednesday ET

PwC releases a new study of top innovators worldwide as of November 2018. This study assesses the top 1,000 global companies that spend the most on R&D
2023-02-07 08:26:00 Tuesday ET

Michel De Vroey delves into the global history of macroeconomic theories from real business cycles to persistent monetary effects. Michel De Vroey (2016)
2018-06-07 10:36:00 Thursday ET

AT&T wins court approval to take over Time Warner with a trademark $85 billion bid despite the Trump administration prior dissent due to antitrust conce