Fig. 3
From: Temporary work visas as US-Haiti development cooperation: a preliminary impact evaluation
Effects on income. Each black dot in histograms shows one household. Diamond shows group sample mean, surrounded by 95% confidence interval for group population mean. The exchange rate used is 62 gourdes/dollar, current at the time of the survey (May 2016). a Monthly income while workers abroad, all household members. b Average monthly income across entire year, household members in Haiti