In many empirical Contingent Valuation studies one finds that household size, i. e. the number auf household members, is negatively correlated with stated household willingness to pay for the realization of environmental projects. This observation is rather puzzling because in larger households...

Start-up subsidies for the unemployed have become an important part of Active Labor Market Policy (ALMP) in many countries. Previous evaluation results show pre-dominantly (very) positive results indicating that these programs are an effective way to increase employment probabilities and income...

For instrumental-variable estimation using binary instruments, we offer simple methods to obtain policy-relevant insights beyond local average treatment effects. We demonstrate the methods by evaluating an element of choice introduced into active labour market policy in Germany by a reform in...

Themes of the volume: Biofuels: Potential Alternatives to Fossil Fuels -- Biofuel Economics and Policy: Biofuel Standard, Blending, and Future Insecurities -- Economic Transitions: from Biomass to Biofuels -- Biofuel Economy, Development, and Food Security.