leading UK university, we present evidence on the effects of class size on students' test scores. We observe the same student …-linear class size effects controlling for unobserved heterogeneity of both individual students and faculty. We find that -- (i) at … smallest and largest ranges of class sizes and zero over a wide range of intermediate class sizes; (iii) students at the top of …

This Paper reports a randomized field experiment in which first year economics and business students at the University … particular, students with high maths skills and students with higher educated fathers have higher passing rates and collect more … treatment status, these students claim that they have studied harder as a consequence of the rewards. …

We study the intermediary role of tour operators in the market for package tourism. Intermediaries often arise in order …

We examine the origins and outcome of entrepreneurship on the basis of exceptionally comprehensive Norwegian matched … worker-firm-owner data. In contrast to most existing studies, our notion of entrepreneurship not only comprises self …-employment, but also employment in partly self-owned limited liability firms. Based on this extended entrepreneurship concept, we find …