index funds, the so-called “Big Three” institutional fund managers that dominate the index fund industry have grown rapidly … explain these actions.Policymakers and scholars are now engaging in a heated debate over indexation and the future of the Big … enforcement ecosystem. This paper corrects this oversight, bringing Index Fund Enforcement into focus. Policymakers should embrace …

Numerous studies have documented abnormal returns available to investors around index changes. S&P 500 index fund … managers face competitive pressures to replicate the index as close as possible or risk the loss of investors to competing …&P 500 index funds are able to opportunistically trade around index changes between the announcement date and the effective …

The controversy whether mutual fund shareholders should invest primarily in actively managed funds index funds … succinctly make the current case for index funds. Rubinstein believes investors spend too much time on research and trade too few …