Based on a general growth model, this paper finds that the steady-state direction of technological progress is determined by the scale return of the production function and the relative factor supply elasticities. A specific version of that model extends Acemoglu (2002) to provide the underlying...

What determines the direction of technological progress is one of the central questions that economics needs to answer. By introducing a small but fundamental generalization of Acemolgu (2002) the current paper points out the key determinants of that direction. The extended model argues that...