Berkshire Hathaway is a holding company, which owns subsidiaries in insurance, rail roads, utilities, manufacturing services, retail and home building. The most important of these are insurance businesses conducted on both a primary basis and insurance basis, a freight rail transportation business and a group of utility and energy generation and distribution businesses. It has four major operating sectors - The Insurance group (includes GEICO, Government Employees Insurance Company writes private passenger automobile insurance); General Re (conducts reinsurance business, offering property and casualty, life and health coverage to clients worldwide); Berkshire Hathaway Reinsurance Group (underwrites excess-of-loss reinsurance and quota-share coverage for insurers and reinsurers globally); Berkshire Hathaway Primary Group (comprises a wide variety of independently-managed insurance businesses that principally write liability coverage for commercial accounts)....
+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 9 May 2026
2018-02-07 06:38:00 Wednesday ET

The new Fed chairman Jerome Powell faces a new challenge in the form of both core CPI and CPI inflation rate hikes toward 1.8%-2.1% year-over-year with stro
2018-05-13 08:33:00 Sunday ET

Incoming New York Fed President John Williams suggests that it is about time to end forward guidance in order to stop holding the financial market's han
2024-02-04 08:28:00 Sunday ET

Our proprietary alpha investment model outperforms most stock market indexes from 2017 to 2024. Our proprietary alpha investment model outperforms the ma
2018-09-27 11:41:00 Thursday ET

Michael Kors pays $2.3 billion to acquire the Italian elite fashion brand Versace. In accordance with Michael Kors's 5-year plan, the joint company grow
2023-05-07 10:27:00 Sunday ET

William Easterly critiques several economic development policies and then indicates that bottom-up solutions often result in macro policy success in spite o
2017-05-07 06:39:00 Sunday ET

While the original five-factor asset pricing model arises from a quasi-lifetime of top empirical research by Nobel Laureate Eugene Fama and his long-time co