• Bayes-Nash Equilibria in Generalized Second Price Auctions with Allocative Externalities 

      Lu, Zongwei; Riis, Christian (CREAM Publications;1/2016, Working paper, 2016)
      In this paper, we investigate an incomplete information model of generalized second price auctions with allocative externalities originating from the heterogeneous match rates of bidders. A novel feature of our model is ...
    • Perfect bidder collusion through bribe and request 

      Lu, Jingfeng; Lu, Zongwei; Riis, Christian (Journal article; Peer reviewed, 2021)
      We study collusion in a second-price auction with two bidders in a dynamic environment. One bidder can make a take-it-or-leave-it collusion proposal, which consists of both an offer and a request of bribes, to the opponent. ...