Die Bundesnetzagentur (BNetzA) veröffentlichte am 21. Juni 2021 ein Szenarienpapier, das sich mit Grundsätzen der zukünftigen Bereitstellung von Mobilfunkfrequenzen mit einem besonderen Fokus auf die Verbesserung der Breitbandversorgung befasst. Das ZEW - Leibniz-Zentrum für Europäische...

We compare two commonly used mechanisms in procurement: auctions and negotiations. The execution of the procurement mechanism is delegated to an agent of the buyer. The agent has private information about the buyer's preferences and may collude with one of the sellers. We provide a precise...

Bidding in first-price auctions crucially depends on the beliefs of the bidders about their competitors' willingness to pay. We analyze bidding behavior in a first-price auction in which the knowledge of the bidders about the distribution of their competitors' valuations is restricted to the...

We examine a setting of independent private value auctions where bidders can covertly acquire gradual information about their valuations. We demonstrate that a dynamic pivot mechanism implements the rst-best information acquisition and allocation rule. We apply our results to a commonly used...

We compare two commonly used mechanisms in procurement: auctions and negotiations. The execution of the procurement mechanism is delegated to an agent of the buyer. The agent has private information about the buyer s preferences and may collude with one of the sellers. We provide a precise...