This paper investigates, both in finite samples and asymptotically, statistical inference on predictive regressions where time series are generated by present value models of asset prices. We show that regression-based tests, including optimal robust tests such as Jasson and Moreira's...

Using USD bilateral exchange rates in 1975-2009, we find that the strong predictability of foreign excess returns documented in the literature is mainly driven by a particular sample period. We first show that both the statistically significant positive serial dependence of excess returns in the...