Introduction -- Random Walk Characteristics of Stock Returns -- Nonlinear Dependence in Stock returns -- Mean Reverting Tendency in Stock Returns -- Long Memory in Stock Returns: Theory and Evidence.-Long Memory in Stock Market Volatility -- Summary and Conclusion.

This paper is concerned with testing the time series implications of the capital asset pricing model (CAPM) due to Sharpe (1964) and Lintner (1965), when the number of securities, N, is large relative to the time dimension, T, of the return series. In the case of cross-sectionally correlated...

Emerging markets have received a particular attention of academic researchers and practitioners since they decided to open their domestic capital markets to foreign participants about three decades ago. At the same time, we remark that theoretical and empirical research in emerging stock markets...