@article{vanGroenendaal1991,
	title = {Control, coordination and conflict on international commodity markets},
	author = {Willem van Groenendaal and Aart de Zeeuw},
	journal = {Economic Modelling},
	month = {Jan},
	number = {1},
	pages = {90--101},
	url = {http://www.sciencedirect.com/science/article/B6VB1-46BHT1H-V/1/de9e82e04374542188786d3ed45728b1},
	volume = {8},
	year = {1991},
	biburl = {http://www.bibsonomy.org/bibtex/26f7d02bed2388a043b5b114edc02f492/smicha},
	keywords = {Buffer price stabilization stock }
}