Products produced by a multiproduct firm can be linked through demand linkages or supply linkages. On the demand side, changes in the price of one product can affect the demand for a firm's other products through shifts in consumer expenditures. This is commonly referred to as the...

We examine research and development (R&D) policies when a national firm forms an R&D alliance with a foreign competitor. Firms differ in their R&D capabilities, and adopt a profit-sharing rule when R&D decisions are coordinated. National R&D tax/subsidy policies are set independently or...

Two versions of research and development (R&D) activities in a Hotelling model with endogenous spillover effect, one with cost-reducing R&D and the other with quality-improving R&D, are analyzed in this paper. The result points out that two such kinds of R&D activities will share identical...