We investigate the impact of search costs of farmers and traders on prices, by measuring to what extent the introduction of mobile phones in Mozambique has affected maize producer prices, retail market prices and margins. Estimations are based on weekly recorded producer and retail market prices...

We investigate search costs for farmers and traders, by measuring how the introduction of mobile phones in Mozambique affected maize producer prices and traders’ margins. Our estimations are based on weekly producer and retail prices of white maize grain, from July 1997 to December 2009, for...

We measure the impact of search costs on farmers' and traders' transaction prices in Mozambique by investigating to what extent the introduction of mobile phones has affected the margin between recorded maize producer and retail market prices, and by exploring if producers or traders benefit...

This paper analyzes the patenting decision of a successful inventor in a model of dynamic technology adoption with asymmetric firms. We show that the extent of the inventor's technological headstart is decisive for his patenting behavior. The overall patenting effect consists of two parts, a...

The paper develops a growth model with evolutionary microfounded structural change. The model endogenises both technical change and changes in final and intermediate demand as affecting macro-economic growth, through the structural change of the economy. The aim is to formally account for the...

For more than fifty years, the Solow decomposition (Solow 1957) has served as the standard measurement of total factor productivity (TFP) growth in economics and management, yet little is known about its precision, especially when the capital stock is poorly measured. Using synthetic data...

This paper develops a new open-economy endogenous growth model where technology diffusion allows for a stable and non-degenerate world income distribution. In accordance with the empirical literature, I find that country characteristics such as the social infrastructure, the degree of openness,...

This paper analyzes, within a regional growth model, the impact of productive governmental policy and integration on the spatial distribution of economic activity. Integration is understood as enhancing territorial cooperation between the regions, and it describes the extent to which one region...

This paper deals with the problem of tackling the adverse effect of output growth on environmental quality. For this purpose we use an intermediate sector that builds "putty-practically-clay" capital consisting of an amalgam of energy and raw capital used for final goods production. The...

This paper analyzes a stylized model of international capital mobility and diffusion of embodied technologies from North to South. The South can fall behind in terms of technologies or get trapped in a situation, in which it is unable to attract foreign capital and embodied technologies, if its...