@article{LaManna1994,
	title = {Research vs. development: Optimal patenting policy in a three-stage model},
	author = {Manfredi M. A. La Manna},
	journal = {European Economic Review},
	month = {Aug},
	number = {7},
	pages = {1423--1440},
	url = {http://www.sciencedirect.com/science/article/B6V64-45F62PT-28/1/8904ece9a145200f6bdc9afaf46f6f94},
	volume = {38},
	year = {1994},
	biburl = {http://www.bibsonomy.org/bibtex/29941795cbc49e83039bb50fb5857afd4/smicha},
	keywords = {Research }
}