Entgegen der Regierungsmeinung, eine Preisexplosion im Wohnungsmarkt bremsen zu müssen, kommen wir zu dem Ergebnis, dass die Nettokaltmieten in Deutschland in den letzten 20 Jahren preisbereinigt sogar gesunken sind. Unsere Daten zeigen, dass nur einige Kreise stark ansteigende Preise...

The built environment has been identified as one of the cost effective platforms for reducing energy demand and greenhouse gas emissions. With policies and the know-how in existence, the real estate sector has already adopted measures such as building codes and energy efficiency labels to drive...

Governments may draft contracts with market agents for allocating subsidies and pursuing specific policy goals. Contract enforcement via binding commitments is difficult, however, when exogenous (environmental) and endogenous (behavioural) risks interact. Analyzing the old debt compromise in...

Apart from altruistic reasons, NGOs may engage in developing countries under conditions of conflict and war in order to secure funding and survive in the ‘market’ of humanitarian relief and development assistance. Applying a difference-in-difference-in-differences approach, we analyze...

Human trafficking is a humanitarian problem of global scale, but quantitative research on the issue barely exists. This paper is a first attempt to explore the economic drivers of human trafficking and migrant exploitation using micro data. We argue that migration pressure combined with informal...

Diversification into non-agricultural activities in rural areas can be broadly classified as either survival-led or opportunity-led. The existence of these two types of non-agricultural activities implies a U-shaped relationship between the share of income derived from non-agricultural...

Corruption has fierce impacts on economic and societal development and is subject to a vast range of institutional, jurisdictional, societal and economic conditions. Research indicates that corruption's predominantly negative effects have arisen to a massive trans-border threat while creating...

Differential tax analysis is used to show how the socially optimal fiscal-tax to liquidity-tax ratio changes with the relative size of the tax-evading hidden economy. The smaller the relative size of the hidden economy, the larger the optimal fiscal-tax to liquidity-tax ratio. The empirical...