In this paper we evaluate whether spatial econometric techniques can be used to test for collusive bidder behavior in public procurement auctions, using the submitted bids and procurement characteristics. The proposed method is applied to the so-called Swedish asphalt cartel, which was...

Politicians expect green public procurement (GPP) to serve as an environmental policy instrument. However, in order for GPP to work as an effective policy instrument, it is important to take into consideration potential suppliers' decisions to participate in the procurement process, the total...