This paper examines the evolution of returns to education in the West German labour market over the last two decades. During this period, graduates from the period of educational expansion entered the labour market and an upgrading of the skill structure took place. In order to tackle the issues...

Looking at smoking-behavior it can be shown that there are differences concerning the time-preference-rate. Therefore this has an effect on the optimal schooling decision in the way that we assume a lower average human capital level for smokers. According to a higher time-preference-rate we...