This paper is devoted to the study of diversification and specialization influence on one of the main indicators of … were empirically tested: 1) the dependence of the unemployment rate on the degree of concentration or diversification is … concentration or diversification on the level of unemployment depends on the time period. To test these hypotheses nonparametric …

patterns of firms within the same sector. Helpman, Melitz and Yeaple (2005) develop a model in which innate productivity … allows us to compare productivity over the entire distribution. Our results show robust support for the prediction from …

patterns of firms within the same sector. Helpman, Melitz and Yeaple (2005) develop a model in which innate productivity … allows us to compare productivity over the entire distribution. Our results show robust support for the prediction from …

We investigate the impact of international outsourcing on productivity using plant level data for Irish manufacturing … on productivity is different for plants being more embedded in international markets through exporting or being part of a … of services on productivity for firms not operating on the export market. …

the other hand, previous empirical studies show that exporting does not necessarily improve productivity. One possible … status and the growth of its labour productivity, using the firms' export status as a binary treatment variable and comparing …''s export-sales ratio and its labour productivity growth rate... …

This paper analyses how international outsourcing affects plant productivity, with the major contribution lying in the …