The process of firms' growth - in terms of productivity or employment - is a major concern of policy makers. In this context, innovations are considered to play a crucial role in stimulating firms' performance. This book investigates this general hypothesis by looking at three topics: 1. Does...

In this article we study differences in the returns to R&D investment between firms that sell in international markets and firms that only sell in the domestic market. We use German firm-level data from the high-tech manufacturing sector to estimate a dynamic structural model of a firm's...