Any complex technological system can be decomposed into a number of subsystems and associated components, some of which are core to system function while others are only peripheral. The dynamics of how such “core-periphery” structures evolve and become embedded in a firm's innovation...

Firms increasingly look outside their organizational boundaries to identify partners that can improve the effectiveness of R&D projects. The strategy for using partners, however, varies significantly across projects. In some, partners are used primarily to lower development costs and/or...