@article{Fraja2004,
	title = {Strategic debt in vertical relationships: theory and evidence},
	author = {Gianni De Fraja and Claudio A. G. Piga},
	journal = {Research in Economics},
	month = {Jun},
	number = {2},
	pages = {103--123},
	url = {http://www.sciencedirect.com/science/article/B6WWP-4CDH924-1/1/2f075fdc4b747bbd259c32785c7e6b15},
	volume = {58},
	year = {2004},
	biburl = {http://www.bibsonomy.org/bibtex/2c6ab854d6efcee16b83128279ae35e35/smicha},
	keywords = {Contract theory }
}