Lack of access to credit in developing countries traps farmers in poverty. At the same time, there is a lack of evidence that microfinance raises the incomes of the poor while maintaining high repayment rates. Using a field experiment in West Bengal, this column argues that incentivising local intermediaries to select loan recipients improves both average income growth and crop yields compared to traditional microfinance. There is no evidence that this strategy lowers equity, although some disadvantaged groups performed better in the existing system.