Im Rahmen eines Tests der spekulativen Effizienz auf den Devisenmärkten Polens, der Tschechischen Repubik, Ungarns und der Slowakei kann für den Beobachtungszeitraum von 1999 bis Mitte 2002 keine Kointegrationsbeziehung zwischen Termin- und Kassakursen gegenüber dem Euro nachgewiesen werden....

This paper investigates why the forward premium predicts the future depreciation with the "wrong" sign and why the unobserved deviation from rational uncovered interest parity is negatively correlated with and is more volatile than the rationally expected depreciation. We examine the ability of...

A large literature attributes failure of uncovered interest rate parity (UIP) to the existence of a timevarying risk premium. This paper presents a mechanism in a simple two-country two-good endowment economy with incomplete markets that generates sizeable deviations from UIP. In a...

A test of speculative efficiency on the foreign exchange markets of Poland, the Czech Republic, Hungary and the Slovak republic was unable to identify a cointegration relationship between forward and spot rates against the euro for the period between 1999 and mid-2002. Econometric studies...