@article{publication-2018,
	author={Acemoglu, Daron and Zilibotti, Fabrizio},
	doi={10.1162/00335530151144104},
	issn={0033-5533},
	journal={Quarterly Journal of Economics},
	number=2,
	pages={563-606},
	publisher={MIT Press},
	title={Productivity Differences},
	volume=116,
	year=2001,
}