This dissertation consists of four distinct empirical essays that address various aspects of the economics of education. Chapters 2 and 3 show that patience and risk-taking as intertemporal preferences are closely related to differences in student achievement across and within countries. Chapter...

This study seeks to explain country differences in the performance at the International Mathematical Olympiad. Hypotheses on the relationship between, on one hand, performance at the Olympiads and, on the other, population size and dynamics, economic resources, human capital, schooling quantity...