This paper examines dynamic patterns of investment in Cameroon, Ghana, Kenya, Zambia and Zimbabwe, assessing the consistency of those patterns with different adjustment cost structures. Using survey data on manufactured firms, we document the importance of zero investment episodes and lumpy...

Empirical work in labour economics has focused on rent sharing as an explanation for the observed correlation in cross-sections between wages and profitability. The alternative explanation of risk sharing between workers and employers has not been tested. Using a unique panel data set for four...

In this paper the possible impact of macroeconomic policy on firms in the manufacturing sector is considered based on a panel survey of such firms in Cameroon, Kenya, Ghana and Zimbabwe. The data show that most large African manufacturing firms do export, but most do not specialize in exporting....

This paper uses firm-level panel data for the manufacturing sector in four African countries to estimate the effect of exporting on efficiency. Estimating simultaneously a production function and an export regression that control for unobserved firm effects, it finds both significant efficiency...