The United States continues to seek strategies for responding to the growing number of migrants fleeing poverty, violence, and other challenges in the Central American region.

The United States accepts hundreds of thousands of foreign workers each year in a variety of industries. Persistent U.S. labor shortages and accusations of abuse have reenergized the debate over the scale of these programs.

China’s colossal infrastructure investments may usher in a new era of trade and growth for economies in Asia and beyond. But skeptics worry that China is laying a debt trap for borrowing governments…