We extend the theory of advertising as a quality signal, using a model where an entrant can choose to advertise by comparing its product to that of an established incumbent. Comparative advertising, comparing quality of one’s own product to that of a rival’s, empowers the latter to file for...

Alliances between competitors in which established firms provide access to proprietary resources, e.g. their distribution channels, are important business practices. We analyze a market where an established firm, firm A, produces a product of well-known quality, and a firm with an unknown brand,...

We study firms' incentives to transfer knowledge about production technology to a rival in a Cournot duopoly. In a setting where two technologies are available, a technology is characterized by its associated cost function and no single technology is strictly superior to the other. A firm has...