We study optimal climate policy in a global economy where regions differ in wealth and climate vulnerability. Carbon emissions from production lead to output losses, and there is a technology for emissions absorption. We provide an aggregation result: the model with heterogeneity can be cast...

We argue that promoting education may be a means to reduce income equality. When workers of different skill levels are imperfect substitutes in production, an increase in the level of human capital in the economy reduces the return to education and, hence, pre-tax income inequality. The...

During the Covid 19 Pandemic, there have been countless calls for the creation of ''global public goods'' or ''global commons'' issued by a variety of actors with sometimes diametrically opposed views, as if the two notions had the same meaning. And indeed, even today these notions are still...

This paper extends the economic literature on the private provision of public goods by examining the relevance of perceptions of climate policy to voluntary contributions to the public good of climate protection. Based on an analytical model which allows for perceptions of climate policy such as...

We examine the effect of private maritime security on international public safety by analyzing International Maritime Organization vessel security data from 2007-2014. During this time a considerable spike in maritime piracy occurred in East Africa, West Africa and East Asia. We exploit the fact...

Der entwicklungsökonomische Diskurs ist aktuell geprägt durch eine kontroverse Debatte zwischen Jeffrey Sachs und William Easterly. Der Beitrag rekonstruiert beide Ansätze aus ordonomischer Perspektive. Er argumentiert, dass eine auf Kooperation angelegte Semantik vergleichsweise besser...