@article {Laux:May 1995:0165-1889:683,
	author = "Laux P.A.",
	title = "Dealer market structure, outside competition, and the bid-ask spread",
	journal = "Journal of Economic Dynamics and Control",
	volume = "19",
	year = "May 1995",
	abstract = "",
	pages = "683-710(28)",
	url = "http://www.ingentaconnect.com/content/els/01651889/1995/00000019/00000004/art00799"
	doi = "doi:10.1016/0165-1889(94)00799-N"
}