ZEW Discussion Papers

Immigrants are a disadvantaged group on European labour markets. In most countries, they are over-represented in unemployment and under-represented in employment. To integrate immigrants into the labour market,…

This paper examines the effect of an investigation report by the competition authority on the pass-through of EU emission allowance (EUA) prices to German electricity wholesale prices.

Since January 2005, the…

Energy efficiency regulation is an important driver for innovations in environmental technologies. Improvements of energy efficiency do not only contribute to reach environmental policy targets, they can be…

In many countries, apprenticeship training plays a major role for school leavers to enter the labour market. Despite the importance of the apprenticeship degree, dropout of apprenticeship training is frequent:…

Energy efficiency improvements, i.e. a more prudent use of scarce and polluting resources while simultaneously maintaining a certain level of output, are considered one of the most promising measures to meet…

Informational asymmetries abound in anonymous markets, such as those opening in the internet almost every day. In particular, before trading takes place, the typical buyer does not know whether her anonymous…

We investigate the opposing impacts of two basic effects underlying the decision to patent: the protective and the disclosure effect. On the one hand, patents grant a temporary monopoly to an inventor, and thus,…

While there is no doubt that tax evasion is widespread in developing countries, exact measures of its extent are difficult to obtain because, by definition, tax evasion is hidden. However, such estimates are…