The Effect of Low‐Skilled Immigration on U.S. Prices: Evidence from CPI Data
低技能移民对美国物价的影响:来自CPI数据的证据
I exploit the large variation across U.S. cities and through time in the relative size of the low-skilled immigrant population to estimate the causal effect of immigration on prices of nontraded goods and services. Using an instrumental variables strategy, I find that, at current immigration levels, a 10 percent increase in the share of low-skilled immigrants in the labor force decreases the price of immigrant-intensive services, such as housekeeping and gardening, by 2…