@article{publication-18399, author={Acemoglu, Daron and Aghion, Philippe and Hémous, David}, doi={10.1093/oxrep/gru031}, issn={0266-903X}, journal={Oxford Review of Economic Policy}, number=3, pages={513-530}, publisher={Oxford University Press}, title={The environment and directed technical change in a North-South model}, volume=30, year=2014, }