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 10 January 2026
2019-11-23 08:33:00 Saturday ET

MIT financial economist Simon Johnson rethinks capitalism with better key market incentives. Johnson refers to the recent Business Roundtable CEO statement
2017-03-21 09:37:00 Tuesday ET

Trump and Xi meet in the most important summit on earth this year. Trump has promised to retaliate against China's currency misalignment, steel trade
2023-08-28 08:26:00 Monday ET

Jared Diamond delves into how some societies fail, succeed, and revive in global human history. Jared Diamond (2004) Collapse: how societies
2019-02-25 12:41:00 Monday ET

Chicago financial economist Raghuram Rajan views communities as the third pillar of liberal democracy in addition to open markets and states. Rajan suggests
2019-09-05 09:26:00 Thursday ET

Yale macro economist Stephen Roach draws 3 major conclusions with respect to the Chinese long-run view of the current tech trade conflict with America. Firs
2024-10-14 11:33:00 Monday ET

Stock Synopsis: Video games continue to take both screen time and monetization from many other forms of entertainment. We are broadly positive about the