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 impact on mobile telephony diffusion patterns of the two predominant payment regimes, calling party pays (CPP) and receiving party pays (RPP), for mobile termination services. By applying instrumental variable techniques to panel data we account for a possible...