The public mechanical clock and the movable type printing press were two of the most important and complex general purpose technologies of the late medieval period. We document two of their most important, yet unforeseeable, consequences. First, an instrumental variables analysis indicates that...

This paper examines the effect of taxes on the individuals' choices of educational direction, and thus on the economy.s skill composition. A proportional labour tax induces too many workers with high innate ability to choose an educational type associated with high consumption value and low...

This paper develops a four sector equilibrium search and matching model with informal sector employment opportunities and educational choice. We show that underground activities reduce educational at- tainments if informal employment opportunities mainly are available to low educated workers....