1. Guidelines for Fighting Bid Rigging in Public Procurement;OECD Observer (Organisation for Economic Co-operation and Development),2009
2. Bribery in Procurement, Methods, Actors and Counter-Measures;OECD (Organisation for Economic Co-operation and Development),2007
3. Collusion as public monitoring becomes noisy: experimental evidence;Aoyagi;Journal of Economic Theory,2009
4. The vulnerability of auctions to bidder collusion;Marshall;Quarterly Journal of Economics,2009
5. Detecting collusion in procurement auctions;Bajari;Antitrust Law Journal,2002