In the EU electricity industry, many Vertically Integrated Utilities (VIUs) have ownership both of electricity generators and of transmission, hence VIU-owned or allied generators often are bidders in auctions for VIU-owned transmission. In Van Koten (2006) I show that welfare suffers and the...

When a bidder (referred to as the privileged bidder) is residual claimant to a part of the revenue from an auction with two bidders whose valuations are independently and identically distributed, bidding incentives are changed. Specifically, the privileged bidder will bid more aggressively to...