Abstract The United States has long been perceived as a land of opportunity for immigrants.
Yet, both in the past and today, US natives have expressed concern that immigrants fail to …

In this article, I jointly investigate the political and the economic effects of immigration, and
study the causes of anti-immigrant sentiments. I exploit exogenous variation in European …

We study the effects of European immigration to the US during the Age of Mass Migration
(1850–1920) on economic prosperity. Exploiting cross-county variation in immigration that …

We evaluate the effect of an educational program that aims to build social cohesion in
ethnically mixed schools by develo** perspective-taking ability in children. The program is …

We examine whether shared collective experiences help build a national identity, by looking
at the impact of national football teams' victories in sub-Saharan Africa. We find that …

We review the growing literature on the political economy of immigration. First, we discuss
the effects of immigration on a wide range of political and social outcomes. The existing …

We use a population resettlement program in Indonesia to identify long-run effects of
intergroup contact on national integration. In the 1980s, the government relocated two …

We study the causal effect of school curricula on students' political attitudes, exploiting a
major textbook reform in China between 2004 and 2010. The sharp, staggered introduction …

Using millions of historical census records and modern birth certificates, we document that
immigrants assimilated into US society at similar rates in the past and present. We measure …

The American Industrial Revolution (IR) is considered as the Second IR (IR2) which creates
rural to an urban society. Great inventions during the IR2 are electricity, internal combustion …