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 October 2025
2018-08-03 07:33:00 Friday ET

President Trump escalates the current Sino-American trade war by imposing 25% tariffs on $200 billion Chinese imports. These tariffs encompass chemical prod
2025-10-31 12:26:00 Friday ET

With respect to wider weight loss treatment and obesity treatment, the global market for GLP-1 medications now grows substantially to benefit more than 1 bi
2020-02-12 09:31:00 Wednesday ET

Mark Zuckerberg develops Facebook as a social network platform to help empower global connections among family and friends. David Kirkpatrick (2011) T
2023-03-21 11:28:00 Tuesday ET

Barry Eichengreen compares the Great Depression of the 1930s and the Great Recession as historical episodes of economic woes. Barry Eichengreen (2016)
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
2018-08-23 11:34:00 Thursday ET

Harvard financial economist Alberto Cavallo empirically shows the recent *Amazon effect* that online retailers such as Amazon, Alibaba, and eBay etc use fas