AI Productivity Is Real. 83% of Stocks Are 10% Off Highs. Why Does Barry Ritholtz Like Bonds Again?

AI integration in financial markets functions primarily as an efficiency tool rather than a replacement for human analysis or a source of consistent alpha. While high-frequency trading and machine learning have seen limited success, the most significant impact lies in operational leverage, such as automating portfolio rebalancing, summarizing financial documents, and managing complex client data. However, the massive capital expenditure directed toward AI infrastructure and the resulting market concentration in a few dominant tech companies create systemic risks for capital allocation. Beyond professional applications, AI serves as a double-edged sword in consumer markets, enabling dynamic pricing strategies that often disadvantage individuals. Meanwhile, the current interest rate environment has finally restored the attractiveness of investment-grade bonds, offering competitive yields that have been absent for over two decades.