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 8 August 2026
2019-01-25 13:34:00 Friday ET

Netflix raises its prices by 13% to 18% for U.S. subscribers. The immediate stock market price soars 6.5% as a result of this upward price adjustment. The b
2020-02-19 14:35:00 Wednesday ET

The U.S. bank oligarchy has become bigger, more profitable, and more resistant to public regulation after the global financial crisis. Simon Johnson and
2018-12-23 13:39:00 Sunday ET

The House of Representatives considers a government expenditure bill with border wall finance and therefore sets up a shutdown stalemate with Senate. As fre
2019-10-11 13:40:00 Friday ET

Apple CEO Tim Cook maintains a frugal low-key lifestyle. With $625 million public wealth, Cook leads the $1 trillion tech titan Apple in the post-Jobs era.
2018-12-17 08:43:00 Monday ET

Apple files an appeal to overturn the recent iPhone sales ban in China due to its patent infringement of Qualcomm proprietary technology. This recent ban of
2018-03-13 07:34:00 Tuesday ET

From crony capitalism to state capitalism, what economic policy lessons can we learn from President Putin's current reign in Russia? In the 15 years of