This paper attempts to explain the level and dynamics of firm level productivity through a model of convergence, for UK service sector firms over the period 1988 to 1998. Firms of different characteristics have different productivity levels and rates of catch-up. We find strong evidence to...

We investigate theoretically and empirically the role of wholesalers in mediating the productivity effects of trade liberalization. Intermediaries provide indirect access to foreign produced inputs. The productivity effects of input tariff cuts on firms that do not directly import therefore...