During 2022, about eight million Ukrainians were displaced from Ukraine due to the Russian invasion. Whether these individuals will return holds great significance for Ukraine's reconstruction and is pivotal in shaping integration strategies in host countries. We used Facebook ads to recruit a...

Recent political instability in the Middle East has triggered one of the largest influxes of refugees into Europe. The different departure points along the Turkish coast generate exogenous variation in refugee arrivals across Greek islands. We construct a new dataset on the number and nature of...