@article{spilkerEtal:18,
	Author = {Gabriele Spilker and Thomas Bernauer and In Song Kim and Helen V. Milner and Iain Osgood and Dustin Tingley},
	journal = {The Review of International Organizations},
	Volume={13},
	Number={2},
	Pages={189--242},
	Title = {Trade at the Margin: Estimating the Economic Implications of Preferential Trade Agreements},
	Year = {2018}}