Immigration Policy Center

The Immigration Policy Center (website) is the research and policy arm of the American Immigration Council. IPC is focused on immigration to the United States and takes an explicit pro-immigration and pro-immigrant stance with respect to immigration. Their website has a number of factoids and statistics in an easy-to-understand language for politicians, mediapersons, and laypersons.

"The Efficient, Egalitarian, Libertarian, Utilitarian Way to Double World GDP" — Bryan Caplan