Randomized controlled trials (RCTs) are increasingly popular for assessing development programmes. This study investigates the validity of extrapolating RCT results to large‐scale programmes, using the example of the national bed net subsidy programme in Tanzania that later added a free...

This study uses a partial equilibrium simulation model to explore how price subsidies for insecticide-treated mosquito nets (ITNs) affect households' purchases of ITNs. The model describes the ITN market in a typical developing country and is applied to the situation in Tanzania, where the...