We consider economic development of sub-Saharan Africa from the perspective of slow convergence of productivity, both … across sectors and firms within sectors. Why have 'productivity enclaves', islands of high productivity in a sea of smaller … low-productivity firms, not diffused more rapidly? We summarize and analyse three sets of factors: First, the poor …

In this paper we explore the extent to which firms experience productivity spillovers from clustering using a rich data …-selection and endogenous location choice of firms in an estimation of firm level productivity. Controlling for competition effects … and distinguishing between urbanization and localization economies, we find strong evidence for productivity spillovers …

In this paper, we investigate the relationship between exporting and productivity in the case of Vietnam using an … extensive firm level panel dataset for the period 2005-11. We separate out productivity effects of exporting due to self … productivity in foreign-owned firms and private domestic firms separately and find the former benefit more from exporting …

interest of multi-sectors, including foreign and non-state investors. Consequently, the capacity, output and productivity of …

-level characteristics including productivity. …

This paper explores the relationship between imports and firm productivity, focusing on imported intermediates. Using … firm-level data on over 20,000 manufacturing firms in Viet Nam, we find evidence for competition-induced productivity gains … from import-intensive sectors experience higher productivity gains. The evidence indicates that the main source of spill …

. When productivity is measured by profits per hectare, we estimate a positive effect of farm size on productivity. Results …

inputs. Trade protection can provide space for domestic firms to increase prices and mark-ups, allowing low-productivity … misallocation, leading to aggregate productivity losses of 5-10 per cent. In particular, tariffs are strongly related to distortions … that are correlated with firm productivity. The main channel through which tariffs distort the allocation of capital is …

technology by informal enterprises on labour productivity. Using a sample of non-farm informal enterprises in Nigeria, we employ … productivity is significantly higher for enterprises that use digital technology than for non-users. Further analysis reveals that …