Randomized Test of Microcredit in Mongolia
A few years ago, Alaka Holla and Michael Kremer, the latter a leader in the randomization revolution, opened a CGD working paper with this interesting observation:
Over the past 10 to 15 years, randomized evaluations have gone from being a rarity to a standard part of the toolkit of academic development economics. We are now at a point where, at least for some issues, we can stand back and look beyond the results of a single evaluation to see whether certain common lessons emerge.