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</html><thumbnail_url>https://www.uni.lu/wp-content/uploads/sites/18/2026/03/03111953/FDEF_SM-Profile_1600x1600px-scaled.jpg</thumbnail_url><thumbnail_width>2560</thumbnail_width><thumbnail_height>2560</thumbnail_height><description>This lecture will give an overview of the research on measuring the economic impact of immigration. The discussion will cover the evolution of the literature in labor economics, beginning with the estimation of &#x201C;spatial correlations&#x201D; that compare labor market outcomes across cities, and the &#x201C;natural experiments&#x201D; approach pioneered by Card&#x2019;s (1990) study of the impact of the Mariel boatlift.</description></oembed>
