We study how exploration versus exploitation innovations impact economic growth through a tractable endogenous growth framework that contains multiple innovation sizes, multi-product firms, and entry/exit. Firms invest in exploration R&D to acquire new product lines and exploitation R&D to...

The article discusses the condition and perspective of the European Union in the knowledge economy and the feasibility of the goal given by the European Council at the summits held in Lisbon (March 2000) and Barcelona (March 2002), that is, to increase European R&D expenditure to 3 per cent of...