Policies aimed at raising agricultural productivity have been a centerpiece in the fight against global poverty. Their impacts are often measured using field or quasi-experiments that provide strong causal identification, but may be too small-scale to capture the general equilibrium (GE) effects...

CEE DP 65 Peer Effects in European Primary Schools: Evidence from PIRLS Andreas Ammermueller Jörn-Steffen Pischke May 2006 Published by Centre for the Economics of Education London School of Economics Houghton Street...