Urban concentration differs across countries. One determinant of these differences is economic development, which first increases and subsequently decreases urban concentration. I condition the degree of urban concentration on the potential of countries to develop a balanced urban system. These...

If firms were animals rather than economic entities, a behavioral scientist trying to describe their traits would observe that firms tend to be found in herds and usually migrate towards the biggest watering holes. This paper surveys the literature on the questions why firms grow stronger with...

One key focus of the on-going debate on the integration of international financial markets have been measures to lengthen the maturity of foreign debt. Short-term debt is typically considered to be volatile and thus a potential trigger of currency crises. In contrast to the vivid policy debate...

Pecking order models of international finance suggest that countries should become less reliant on international bank lending as they develop. Reduced information costs are one of the factors behind this trend towards disintermediation. This paper presents a simple model on the choice between...

Biodiversity can sometimes only be preserved if natural habitats are excluded from human uses. Such protection measures generate positive externalities at the global scale. This holds especially for protection in developing countries that host great parts of global biodiversity. For...

Nationally implemented protected area measures for biodiversity conservation generate cross-border externalities. For internalizing these externalities at the international level, the Global Environment Facility (GEF) has been established as a multilateral mechanism of transfer. This paper...

Genetische Ressourcen sind Lebewesen, die genetischen Informationen in sich tragen, welche für die biotechnologische Forschung und Entwicklung von Bedeutung sind. Angesichts eines sich beschleunigenden weltweiten Artenverlustes stellt sich die Frage, ob durch den privaten Handel mit genetische...

The debate on the risks and benefits of the globalisation of international capital markets has focused on the volume and the volatility of the main capital flows – foreign direct investment (FDI), portfolio investment, and foreign bank lending. Financial transfers in the form of worker...