This dissertation contains applications of agent-based financial market models and nonlinear econometric methods in financial economics. The first part deals with the analysis of the effectiveness of currency transaction taxes within financial market models with traders with heterogeneous...

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...

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....

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...

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...

This paper estimates a speculative attack model of currency crises in an attempt to identify the roles of macroeconomic fundamentals and speculative market pressures in the recent crisis, as well as earlier devaluations in adjustable fixed exchange rate systems in the European currency markets....