Agricultural extension services can play an important role in increasing farmer yields and incomes yet evidence of the effectiveness of extension services in Sub-Saharan Africa has been mixed. We study farmers learning about agricultural technologies using a (quasi) randomized controlled trial...

We implement a public goods experiment in Central Malawi that asks small-scale farmers to contribute to the cost of a soil test, the results of which provide public information with private value. By randomly varying the plot selected for soil testing within each village, we examine the role of...