The use of drugs in high-performance sports (doping) is a common pool resource (CPR) dilemma: regardless of the number of other athletes who dope, the athlete with strong tastes for victory will find doping optimal; yet if all athletes dope, they all bear negative health consequences, although...

Are immigrants on welfare because they are more likely to be eligible or because they are more likely to claim benefits for which they are eligible? The answer is politically important, but because most current research on immigration and welfare is based on data from the U.S. the answer is...

Are immigrants on welfare because they are more likely to be eligible or because they are more likely to claim benefits for which they are eligible? The answer is politically important, but because most current research on immigration and welfare is based on data from the U.S., the answer is...

The use of drugs in high-performance sports (doping) is a common pool resource (CPR) dilemma: regardless of the number of other athletes who dope, the athlete with strong tastes for victory will find doping optimal; yet if all athletes dope, they all bear negative health consequences, although...

The German economy is not only affected by unification of Germany but by a significant influx of immigrants from abroad and huge migration from East to West Germany around the date of unification. Data from the German Socio-Economic Panel Study (GSOEP) allows one to disentangle those effects by...

Bei der Gestaltung der Sozialpolitik spielen Expertenmeinungen die wichtigste Rolle. Langfristig angelegte Reformen wie die der Alterssicherung können aber nur dann erfolgreich sein, wenn sie von den Bürgern akzeptiert werden. Deshalb sollten die Wünsche der Bürger bei der Gestaltung der...