We show that the behaviour of the real exchange rates of the UK, Germany, France and Japan has been characterized by structural breaks, which changed the adjustment mechanism. In the context of a Time-Varying Smooth Transition Autoregression (TV-STAR) of the kind introduced by Lundbergh et al....

This article uses parametric and nonparametric Variance Ratio (VR) tests of Lo and Mackinlay (1988) and Wright (2000) to re-examine the weak-form Efficient Market Hypothesis (EMH) for the large- and small-capitalization stock indices of TOPIX (Tokyo Stock Price Index) and FTSE (Financial Times...