Cajueiro, Daniel O.; Tabak, Benjamin M. - In: Physica A: Statistical Mechanics and its Applications 346 (2005) 3, pp. 577-588
This paper tests whether volatility for equity returns for emerging markets possesses long-range dependence. Furthermore, the assertion of whether long-range dependence is time-varying is checked through a rolling sample approach. The empirical results suggest that there exists long-range...