Firm-level stock returns exhibit comovement above that in fundamentals, and the gap tends to be higher in developing countries. We investigate whether correlated beliefs among sophisticated, but imperfectly informed, traders can account for the patterns of return correlations across countries....

I examine intraday stock returns in the Istanbul Stock Exchange (ISE) around non-trading periods – weekends and holidays – by utilizing the exchange's structure of two trading sessions. I find that returns are generally more positive in the last session on Fridays and more negative in the...

Firm-level stock returns exhibit comovement above that in fundamentals, and the gap tends to be higher in developing countries. We investigate whether correlated beliefs among sophisticated, but imperfectly informed, traders can account for the patterns of return correlations across countries....