This paper compares the performance of three enhanced momentum strategies proposed in the literature — idiosyncratic momentum, constant volatility-scaled momentum, and dynamic-scaled momentum. Using data for individual stocks from the U.S. and across 48 international countries, we find that...

This paper examines how the anchoring effect causes investor underreaction to global firm-specific news. Using a high-frequency methodology to identify news events for stocks in 23 developed countries from 2004 to 2021, the results show that investors tend to hold on to their initial beliefs...