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 2 May 2026
2023-12-07 07:22:00 Thursday ET

Economic policy incrementalism for better fiscal and monetary policy coordination Traditionally, fiscal and monetary policies were made incrementally. In
2022-09-25 09:34:00 Sunday ET

Main reasons for share repurchases Temporary market undervaluation often induces corporate incumbents to initiate a share repurchase program to boost the
2019-08-18 11:33:00 Sunday ET

House Judiciary Committee summons senior executive reps of the tech titans to assess online platforms and their market power. These companies are Facebook,
2022-05-25 09:31:00 Wednesday ET

Net stock issuance theory and practice Net equity issuance can be in the form of initial public offering (IPO) or seasoned equity offering (SEO). This l
2018-03-07 07:34:00 Wednesday ET

President Trump tweets his key decision to oust State Secretary Rex Tillerson after several months of intense disagreement over diplomatic affairs. Trump so
2022-04-25 10:34:00 Monday ET

Corporate ownership governance theory and practice The genesis of modern corporate governance and ownership studies traces back to the seminal work