Many doctors in developing countries provide considerably lower levels of quality to their patients than they have been trained to provide. The gap between best practice and actual performance is difficult to measure for individual doctors who differ in levels of training and experience and who...

We examine data from rural Arusha region in Tanzania in which households are asked to recall the illness episodes of randomly chosen other households in their village. We analyze the probability that a household would be able to recall another illness episode as a function of the characteristics...