Zusammenfassung Die Liberalisierung der Telekommunikation in den EU-Ländern hat zu einer erheblichen Verbilligung der Auslandstelefongespräche und damit zu einem erhöhten internationalen Kommunikationsvolumen geführt. Es stellt sich daher die Frage nach dem Einfluß der internationalen...

Summary The rise of the East-German economy in the 1950s and 1960s and its decline in the 1970s and 1980s is difficult to explain by neoclassical economics. However; the observed life cycle may be explained by the inclusion of concepts from old and new institutional economics and from functional...

Commentary on Doha Round by a representative of General Motors.G. Mustafa Mohatarem was named chief economist of General Motors Corporation on March 1, 1995. He serves on the Coordination Committee of the corporation’s Public Policy Center and the Corporate Risk Management committee. Mohatarem...

Summary We analyze the spatial interaction among regions in North America and in Western Europe. We use a gravity model extended by a spatial correlation structure where data allows to evaluate the spatial interaction in two dimensions: level of impact and the length of the spatial tail. This...

Summary The inherent technical capability of a domestic economy has a significant effect upon trade. In addition, the innovation achievement potential of foreign countries and their companies may also enhance a given situation. International trade and foreign direct investment (FDI) provide...

Abstract The paper shows how - using as an example the trade flows between eleven European countries and 31 OECD `reporting' countries - the result of a gravity model, in terms of potential trade, changes substantially when country heterogeneity and dynamics are taken into account. Comparing the...

Abstract Gravity and pricing to market (PTM) models have been used to elaborate determinants of bilateral trade and export pricing for different countries and branches. Typically, only one of the two methods was chosen. We show in a stepwise approach how a combination of both methods can reveal...