Child care and education are important inputs in the human capital production function. The research of Nobel prize winner James Heckman shows that skills are built from the early childhood on and increase the returns of later educational inputs, in short: skill begets skill. Therefore, it is...

This dissertation consists of five distinct empirical papers covering two large areas of research that are rather independent from each other: the economics of ageing and the economics of innovation. The first three chapters cover the impact of intergeneration interaction on the parents of adult...