In der Politik sind wie im Geschäftsleben oft riskante beziehungsweise gefährliche Entscheidungen zu treffen, bei denen die Ergebnisse nur schwer oder gar nicht prognostizierbar sind. Da Menschen in ihren Einstellungen gegenüber Risiken und Gefahren variieren, ist es vernünftig, dass in...

Who pays for immigration control? According to the Lisbon Treaty the cost of enforcing the European border against illegal immigration shall be shared among the EU members. Nonetheless, the Treaty is vague with respect to the “appropriate measures” to adopt in order to distribute the...

This paper quantifies the welfare cost of consumption externalities in an endogenous growth model with habit formation. Agent’s utility depends on both current consumption and a reference consumption level determined by economy-wide average past consumption. Although utility may be lower in...

We introduce social capital accumulation into a neoclassical model, showing how it differs from physical and human capital accumulation. We take the view that social capital is crucial to the enjoyment of socially provided goods and that it is mainly accumulated by means of participation to...