Greenhouse gas emissions build up an atmospheric stock which depreciates over time. We identify weakly renegotiation-proof equilibria with full participation in a game of international emission reduction. Treaties are easier to reach for long-lived than for short-lived gases.

Opportunistic politicians use the composition of public debt as a signal for competence. A competent government will not issue long-term nominal debt, as optimal to balance the budget, but long-term inflation-indexed debt. We consider politicians that pursue the objective of a balanced budget...

Summary Opportunistic politicians use the composition of public debt as a signal for competence. A competent government will not issue long-term nominal debt, as optimal to balance the budget, but long-term inflation-indexed debt. We consider politicians that pursue the objective of a balanced...

This paper analyzes a non-congested private airport that possesses market power in providing aeronautical services. We find that the profit-maximizing landing fee decreases in the degree of complementarity of aviation and non-aviation. Furthermore, our model implies that airports will not take...

Nach wie vor wird in der deutschen Politik über eine Ausweitung des Arbeitnehmer-Entsendegesetzes und die damit einhergehende Einführung branchenspezifischer Mindestlöhne in weiteren Branchen der deutschen Wirtschaft diskutiert. Auch wenn die Forderungen von Gewerkschaften und Politikern nach...

Overcoming a technological lock-in by means of governmental intervention may be welfare enhancing, even if the implemented technology will be replaced by a better one at a certain time in the future. This holds, if the environmental externality of the implemented technology is small relative to...

Living downtown can be advantageous because it enables convenient access to a variety of shopping and leisure activities, but a major disadvantage is the difficulty of finding a parking spot. We formally model the trade-off between privileged parking for residents and economic vitality in terms...