We analyze Stackelberg leadership in a first-price auction. Leadership is induced by an information system, represented by a spy, that leaks one bidder's bid before others choose their bids. However, the leader may secretly revise his bid with some probability; therefore, the leaked bid is only...

We reconsider the justifications of R&D subsidies by Spencer and Brander (1983) and others by allowing firms to pool R&D investments and license innovations. In equilibrium R&D joint ventures are formed and licensing occurs in a way that eliminates the strategic benefits of R&D investment in the...

In a recurring auction early bids may reveal bidders' types, which in turn affects bidding in later auctions. Bidders take this into account and may bid in a way that conceals their private information until the last auction is played. The present paper analyzes the equilibrium of a sequence of...

The third generation UMTS auction in Gremany raised an enormous amount of revenue, and the same time achieved a more competitive market structure than other UMTS auctions in Europe. The present paper explains the design of that auction, and presents a game theoretic explanation of observed...

Millions of citizens and firms lack access to high speed internet, even though gov- ernments pledged to spend huge sums of money to subsidize internet networks. In this paper we review some systematic flaws of present policies and outline a promising alternative. We propose that governments...

In a recurring auction early bids may reveal bidders' types, which in turn affects bidding in later auctions. Bidders take this into account and may bid in a way that conceals their private information until the last auction is played. The present paper analyzes the equilibrium of a sequence of...

We analyze spying out a rival’s price in a general duopoly model with differentiated prod- ucts where payoff functions are strictly supermodular and firms are subject to incomplete information about costs. Spying has two effects: it induces a sequential game and eliminates the spying firm’s...