Do You Have a Drought Control Trial?

Two countries were chosen because we wanted to increase the probability of observing the anticipated shocks. If it worked in musembek and then all the way in tonzenia, that's pretty much a good, robust evidence base That gives us researches the confidence that the results are defensible. The unfortunate thing for running an experiment like this is that the weather has to operate and deliver enough adverse shocks to your farmers so that you have results. And over all, five to 12 % of farmers suffered severe yield losses.