Ghysels, Eric; Plazzi, Alberto; Valkanov, Rossen I. - 2011
We use a quantile-based measure of conditional skewness (or asymmetry) that is robust to outliers and therefore …: developed markets, emerging markets, the world, and separately 73 countries. We find that the conditional asymmetry of returns … varies significantly over time, even after accounting for conditional volatility and unconditional skewness effects …