Previous studies link equity market liberalization to economic growth in emerging markets. In the 24 emerging markets that we study, liberalizations always coincide with other economic reforms, making identification difficult. Theories linking liberalization to growth predict that at the...

We study the out-of-sample and post-publication return-predictability of 97 variables that academic studies show to predict cross-sectional stock returns. Portfolio returns are 26% lower out-of-sample and 58% lower post-publication. The out-of-sample decline is an upper bound estimate of data...