@article{LaManna1986,
	title = {Why are profits correlated with concentration?},
	author = {Manfredi M. A. La Manna},
	journal = {Economics Letters},
	number = {1},
	pages = {81--85},
	url = {http://www.sciencedirect.com/science/article/B6V84-45DMT0Y-GK/2/5a78bfa5a6734bdc613c58feae649113},
	volume = {22},
	year = {1986},
	biburl = {http://www.bibsonomy.org/bibtex/2e3308028a48b0f85487a858cca028d95/smicha},
	description = {Economics Letters},
	keywords = {imported }
}