This paper introduces and discusses an idea which minimizes gaming or manipulation activities, if payments are linked to results from manipulative methods. The idea is to add nonmanipulable information to manipulable information to improve the evaluation of a given output. A score declining in...

Many European universities face demands to provide excellent education and to enrol more students at the same time. With scarce financial resources policy makers concentrate on regulations (especially admission policies, tuition fees, and the introduction of competition) to meet the different...

The paper contributes to the literature on ability grouping in schools by taking student incentives into account. Education provides both a signal on unobservable ability and improves productivity after education. Sorting sets better incentives in primary education and allows for improved peer...