This paper shows that the ancestry composition shaped by century-long immigration to the US can explain the current structure of global supply chain networks. Using an instrumental variable strategy, combined with a novel dataset that links firm-to-firm global supply chain information with a US...

This paper shows that the ancestry composition shaped by century-long immigration to the US can explain the current structure of global supply chain networks. Using an instrumental variable strategy, combined with a novel dataset that links firm-to-firm global supply chain information with a US...

This policy paper argues that efforts to regulate global labor recruitment for low-wage work should target the firm at the top of the labor supply chain (ie, the ultimate employer of the recruited workers, or -- where that employer is a subcontractor -- the end user firm to which the employer...

Over the past decade, the United States has experienced a stunning 65% decline in undocumented immigration. While politicians seem unaware of this change, firms that once relied on local undocumented workers as a low-wage labor force feel it acutely. Such companies have increasingly applied to...