This paper presents cointegration analyses of the import and export functions of the Czech Republic in 1993-1998 by identifying the main variable factors and estimating the long-run equilibrium relationship of Czech foreign trade functions. A long-run equilibrium relationship was found in the...

Functional Signal plus Noise (FSN) time series models are introduced for the econometric analysis of the dynamics of a large cross-section of prices in which contemporaneous observations are functionally related. A semiparametric FSN model is developed in which a smooth, cubic spline signal...

This study is devoted to analysis of different aspects of world oil market development and its role in further growth of individual national economies, especially in connection with the ever intensifying globalization process. The study shows individual aspects and parts of the oil market, be it...

Unternehmen müssen nicht immer Kollusionsabsichten verfolgen, wenn sie untereinander Informationen austauschen. Dieser Beitrag zeigt, daß bei Nachfrageunsicherheit auch strikt kompetitive Konkurrenten private Informationen bezüglich ihrer Nachfragebedingungen preisgeben. Dies läßt sich in...