How does R&D internationalization in multinational firms affect their innovative performance? The moderating role of international collaboration in the energy industry

This paper examines the effects of the degree and geographic diversification of a firm’s R&D internationalization on its innovative performance. We use an unbalanced panel dataset of 401 observations from 110 multinational firms operating in the energy industry over a period of six years to support the argument that both the degree and the geographic diversification of a firm’s R&D internationalization have an inverted U-shaped relationship with...