Amir, Rabah; Wooders, John - Centre for Industrial Economics (CIE), Økonomisk Institut - 1998
With one-way spillovers, the standard symmetric two-period R&D model leads to an asymmetric equilibrium only, with endogenous innovator and imitator. We show how R&D decisions and measures of firm heterogeneity - market shares, R&D shares, and profits - depend on spillovers and on R&D costs....