A randomized controlled trial of a capital-grant program in post-conflict Iraq, estimating direct effects on beneficiaries and indirect effects on their social ties and professional peers across seven dimensions of social cohesion.

A hybrid sampling-frame method that combines machine-learning building footprints with satellite imagery, tested in displacement-affected Iraqi communities, that reduces the systematic undercounting of displaced and mobile populations.

A conjoint survey experiment with Venezuelan displaced persons in Colombia testing whether return-migration decisions follow a threshold (lexicographic) rule rather than compensatory tradeoffs across conditions.

Using a pre-existing employer-employee register in post-conflict Iraq to trace how large capital grants to firms affect business performance, worker turnover, and social attitudes across owners, their employees, and their networks.

A regression-discontinuity study of unconditional cash transfers to Syrian refugees in Lebanon, distinguishing genuine household reorganization from strategic overreporting of household members.