For policy reforms to increase a society's welfare, reliable information on people's prefer-ences and expectations is crucial. Representative opinion polls, often involving simplified questions about the complex topics under debate, are an important source of information for both policy-makers...

In this paper we describe and analyse a demographic data base that has been gathered for several EU countries under a research project called AGIR. The project tries to establish facts and evidence on the ageing process in EU countries and relate this process with health and retirement issues....

Can a major shock in childhood permanently shape trust? We consider a hunger episode in Germany after WWII and construct a measure of hunger exposure from official data on caloric rations set monthly by the occupying forces providing regional and temporal variation. We correlate hunger exposure...

Does the culture in which a woman grows up influence her labor market decisions once she has had a child? And to what extent can exposure to a different cultural group in adulthood shape maternal labor supply? To address these questions, we exploit the setting of the German reunification. A...

In this paper we address the question how the generosity of the benefit rule of the German public pension system has changed during the past three decades and how this development can be explained by demographic changes. Firstly, we illustrate the political risk of benefit rule changes for...

This paper investigates competition between health insurance companies under different financing regulations. We consider two alternatives advanced in recent German health care reform discussions: competition by contribution rates (health contributions) and by fees (health premia). We find that...

We examine the strategic interaction in the market for physician services when the total budget for reimbursement is fixed. We show that this prospective payment system involves { compared to a fee-for-service remuneration system { a severe coordination problem, which potentially leads to the...

Since 2003 German hospitals are reimbursed according to diagnosis related groups (DRGs). Patient classification in neonatology is based inter alia on birth weight, with substantial discontinuities in reimbursement at eight different thresholds. These discontinuities create strong incentives to...

Firms may underinvest in local environmental protection even from the private viewpoint of its owners and employees, but works councils may help mitigate this problem. We show that increases in environmental investments when councils are present could be employee-led, firm-led, or jointly-led....