Does the type of post-auction feedback affect bidding behavior in first price auctions? Filiz- Ozbay and Ozbay (2007) find that such manipulation can increase bids in a one-shot auction. They explain this as an effect of anticipated regret combined with the assumption that feedback directly...

I show that in a private value multi-unit uniform-price auction, the reservation price increases both the efficiency and revenue. In equilibrium the difference between the true value of a unit and the submitted bid (shading) is different for each unit; therefore, the seller cannot allocate units...