Cooperation is essential to reap efficiency gains from specialization, not least in poor communities where economic transactions often are informal. Yet, cooperation might be more difficult to sustain under scarcity, since defecting from a cooperative equilibrium can yield safe, short-run...

Do matching frictions affect youth employment in developing countries? This paper studies a randomized controlled trial of job fairs in Addis Ababa, Ethiopia. The job fairs match firms with a representative sample of young, educated job-seekers. The meetings at the fairs create very few jobs:...

Do matching frictions affect youth employment in developing countries? This paper studies a randomized controlled trial of job fairs in Addis Ababa, Ethiopia. The job fairs match firms with a representative sample of young, educated job-seekers. The meetings at the fairs create very few jobs:...