This study contributes to existing literature on firms’ innovative activity examining the relationship between the R&D rivalry and spillovers at the firm level. In particular, we present an empirical analysis in United States, Japan and Europe based upon a new dataset composed of 879 worldwide...

This study contributes to existing literature on firms’ innovative activity examining the influence of both internal firms’ physical and R&D capital, and external national and international knowledge spillovers. The paper presents a cross national analysis of United States, Japan and Europe...