Dracunculiasis prevention should be simple: in a population at risk, everyone may be protected by the filtration of drinking water. The research described in this paper allowed the authors to follow the acceptance of new information by villagers in nine localities in Mali. Two strategies were...

The New Rural Cooperative Medical Scheme was gradually introduced from 2003 in China. This paper is based on a representative survey of 24 randomly selected township hospitals in Weifang prefecture over the period 2000-2008. Using a generalized form of differences-in-differences model, it aims...

A stochastic frontier production function incorporating a model for technical inefficiency effects (Battese and Coelli, 1995) is applied to field data on paddy farmers from 29 villages in the ‘Office du Niger’ in Mali. Four ‘conventional factors’ (land, labor, fertilizer and machinery)...