In recent years, Spain has received unprecedented immigration flows. Between 2001 and 2006 the fraction of the population born abroad more than doubled, increasing from 4.8% to 10.8%. For Spanish provinces with above-median inflows (relative to population), immigration increased the high school...

The United States' H-1B visa program, which allows private firms to hire highly skilled foreign workers, was so severely over-subscribed in the years since 2014 that H-1B status was distributed by lotteries to a subset of applicants. Using data on H-1B applications and on a range of outcomes for...

This paper contains three important contributions to the literature on international migrations. First, it compiles a new dataset on migration flows (and stocks) and on immigration laws for 14 OECD destination countries and 74 sending countries for each year over the period 1980-2005. Second, it...

Many empirical studies on the determinants of international migration flows rely exclusively on macro data, and do not account for migrants' self-selection. We analyze a very interesting episode in international migration for which we are able to gather individual-level data covering all...

As of 2019, more than 1.2 million Venezuelans have passed through Ecuador and over 400,000 settled in, which amounts to almost 3% of Ecuador's population. This paper analyzes the location choices of Venezuelan migrants within Ecuador and the labor market consequences of these choices, using data...

Ecuador has become the third largest receiver of the 4.3 million Venezuelans that left their country in the last five years, hosting around 10% of them. Little is known about the characteristics of these migrants and their labor market outcomes. This paper fills this gap, analyzing a new large...