Trade and technology-related explanations for the change in plant-level skill composition in Norway are examined by exploiting matched employer-employee data. The results show that the changes are taking place mainly through a reallocation of labour resources between plants within sectors,...

Recent empirical studies point to higher wages enjoyed by workers in environments where new technologies are intensively used. An examination of the 1984 and 1990 establishment-based WIRS reveals similar patterns. This paper argues that endogeneity bias is endemic in these results. Controlling...