This article presents the first experiment exploring the impact of debarments - the exclusion of colluding bidders - on collusion in procurement auctions. We find that debarments reduce collusion and bids relative to a market with no sanction. The deterrent effect of debarments increases in the length of the punishment. However, shorter debarments reduce efficiency and increase the bids of non-debarred bidders. This suggests that debarments that are too lenient may trigger tacit collusion among the bidders who remain in the market, thereby facilitating the very behavior they aim to deter. (C) 2021 Elsevier Inc. All rights reserved.
机构:
Univ Carlos III Madrid, Dept Econ, Calle Madrid 126, E-28903 Getafe, SpainUniv Carlos III Madrid, Dept Econ, Calle Madrid 126, E-28903 Getafe, Spain
机构:
Univ Arizona, Eller Coll Management, Dept Econ, Tucson, AZ 85721 USA
Univ Arizona, Eller Coll Management, Econ Sci Lab, Tucson, AZ 85721 USAUniv Arizona, Eller Coll Management, Dept Econ, Tucson, AZ 85721 USA
Noussair, Charles N.
Seres, Gyula
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机构:
Humboldt Univ, Fac Econ & Business Adm, Berlin, GermanyUniv Arizona, Eller Coll Management, Dept Econ, Tucson, AZ 85721 USA
机构:
Georgia State Univ, Dept Econ, Andrew Young Sch Policy Studies, Atlanta, GA 30302 USAXiamen Univ, Wang Yanan Inst Studies Econ, Xiamen 361005, Fujian, Peoples R China