This paper investigates whether knowledge accumulating activities, such as exporting, R&D, or worker training, can enhance plants' productivity. To this end we use plant level panel data for Irish manufacturing. Our results importantly indicate that productivity enhancing effects of these...

This paper presents an empirical study of the effect of foreign multinational companies on the entry of indigenous firms in the fost country, using data for the Irish manufacturing sector. Our starting point is a recent paper by Markusen and Venables (1999), that shows formally that...