Almost all relevant literature has characterized implied volatility as a biased predictor of realized volatility. In this paper we provide new time series techniques to investigate the validity of this finding in several foreign exchange options markets, including the Euro market. First, we...

In this paper we analyse the purchasing power parity (PPP) persistence puzzle using a unique data set of black market real exchange rates for 36 emerging market economies and (exact and approximate) median unbiased univariate and panel estimation methods. We construct bootstrap confidence...