Using stock market data over 16 years for Chinese stock markets and over 3 years for U.S. stock markets, this study explores the explanatory power of early intraday market-wide up and down movements to the subsequent intraday returns within the same trading day. As compared to the closing of the...

Investor recognition affects cross-sectional stock returns. In informationally incomplete markets, investors have limited recognition of all securities, and their holding of stocks with low recognition requires compensation for being imperfectly diversified. Using the number of posts on the...