In procurement auctions, bidders are usually better informed about technical, financial, or legal aspects of the goods … and services procured. Therefore, the buyer may include a dialogue in the procurement procedure which enables the … question of the value added of letting the sourcing process consist of both an auction and a negotiation stage, theoretically …

We auction scarce rights to play the Proposer and Responder positions in ultimatum games. As a control treatment, we … randomly allocate these rights and charge exogenous participation fees. These participation fee sequences match the auction … price sequence from a session of the original treatment. With endogenous selection via auctions, we find that play converges …