Jan 31, 2025
‘Magical’ Efficient-Market Theory Rebuked in Era of Passive Investing
(Bloomberg) -- At first blush, stock trading this week is hardly a paragon of the market-efficiency theory, an oft-romanticized idea in Economics 101. After all, big equity gauges plunged on Monday, spurred by fears of an AI model released a week earlier, before swiftly rebounding.Most Read from BloombergHow the 2025 Catholic Jubilee Is Reshaping RomeTrump Paves the Way to Deputize Local Police on ImmigrationManhattan’s Morning Commute Time Drops With New Congestion TollHistoric London Elevator