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Every October, financial journalism performs a small act of necromancy. Out comes the “Halloween effect,” the finding that stocks tend to earn higher returns from November through April than from May through October. It gives apparent empirical backing to the old stock-market adage “Sell in May and go away.” The implied strategy is simple: Hold … The Halloween Effect and the Premature Burial of Efficient Markets
What does it mean to be a law & economics (L&E) scholar? It can’t require a Ph.D. in economics. Richard Posner doesn’t have one. He didn’t even major in economics as an undergraduate, preferring English—as did his Chicago colleagues Douglas Baird and Diane Wood. It can’t require a law degree, either, or Ronald Coase, William … ‘Contemporary Law and Economics,’ by Adam Chilton, Joshua C. Macey & Mila Versteeg
Artificial intelligence (AI) may be new to the insurance market, but uncertainty is an old customer. Insurers have spent centuries figuring out how to price unfamiliar risks, reward precautions, and avoid betting the whole portfolio on the same weak link. AI gives them new facts to assess, not a reason to discard that experience. In … Old Insurance Wisdom for New AI Risks
