@article{Benson1983,
	title = {Tariffs which lower price in the restricting country : An analysis
	of spatial markets},
	author = {Bruce L. Benson and James C. Hartigan},
	journal = {Journal of International Economics},
	month = {Aug},
	number = {1-2},
	pages = {117--133},
	url = {http://www.sciencedirect.com/science/article/B6V6D-4D5X3WV-7/1/fe79db985796f341d8c248395f53d6c9},
	volume = {15},
	year = {1983},
	biburl = {http://www.bibsonomy.org/bibtex/24c71a989d89157f9daa428466b499815/smicha},
	keywords = {imported }
}