This paper analyzes the welfare effects of trade liberalization when some individuals suffer from self-control problems and hence consume too much of goods which generate immediate benefits but entail future costs. Within a classic Ricardian model of trade, the welfare efects depend crucially on...

The present paper modifies the \Protection for Sale" model of Grossman and Helpman (1994) to account for heterogeneous firms lobbying for non-tariff barriers to trade, such as technical standards or certification requirements. They raise the fixed costs of market access for both domestic...

The present paper uses data from the World Bank Enterprise Survey conducted in Turkey in 2005 to shed light on the firms which use intermediaries in international trade. It lends robust empirical support to recent theories which suggest that indirect exporters are mostly small firms which are...

These days it has been witnessed, that banks other individual loans instead of group loans and develop products based on individual liability in developing coun- tries. In order to study this surprising turn, we expand the conventional approach on decision making of individuals. A social...

Group lending programs are said to be the key factor of success of microÂ…nance. They are said to reduce information asymmetries in credit contracts and to increase repayment rates. Despite that, in recent years more and more individual credits without collateral are given, even if there is...

Using only two risk types in the Stiglitz-Weiss model it turns out that the return function for banks has to be double hump-shaped. We derive the demand for loans and the supply of loans and find that loans are provided at two interest rates in equilibrium. The safe borrowers are rationed at the...

Die Studie untersucht den Einfluss der öffentlichen Ausgaben auf das Wirtschaftswachstum in Deutschland. Nach der Wachstumstheorie ist die Wirkung der öffentlichen Ausgaben auf das Wachstum nicht eindeutig, jedoch zeigt das Ergebnis der linearen Regression für den Zeitraum 1961 bis 2002 einen...

Zur Illustration einer dynamischen Autoregression Distributed Lag (ADL)-Modellierung dient in dieser Analyse der Containerumschlag Deutschlands in Abhängigkeit vom Welt-GDP. Der ADF-Test deutet dabei auf trendstationäre Zeitreihen hin. In solchen Fällen sollten bei der Überprüfung von...

Die Analyse des deutschen seewärtigen Containerumschlags erfolgt anhand eines Regres-sionsansatzes mit Daten von 1989 bis 2004. Als Determinanten für diesen Containerum-schlag lassen sich im betrachteten Zeitraum das Welt-Inlandsprodukt, das deutsche Außen-handelsvolumen und die...