This paper presents a game theoretic analysis of the generalized second-price auction that the company Overture operated in 2004 to sell sponsored search listings on search engines. We construct a model that embodies few prior assumptions about parameters, and we present results that indicate...

In this paper we consider a two-stage duopoly game where firms first decide whether to invest in advertising and then compete in prices. Advertising has two effects: a market enlargement for both firms and a predatory gain for the investing firm only. Both symmetric and asymmetric equilibria may...

Microsoft has been dominating the market for PC operating systems (OS) for the last two decades. This paper analyzes the decision of firms to standardize on the mainstream OS family and assesses whether upgrading to the latest version within the MS family is a substitute for using niche OS. We...

We estimate the effect of consumer search on the price of the purchased product in a physical store environment. We implement the analysis using a unique data set obtained from radio frequency identification tags, which are attached to supermarket shopping carts. This technology allows us to...

This work investigates both theoretically and empirically how the behaviour of financial analysts is affected by competition, measured as the strength of coverage of a stock from other analysts. The interaction among analysts and investors is modelled as a dynamic cheap talk game. The...