QUIZ YOURSELF: What are channels of interstate commerce?
The conduits by which interstate commerce flows, including highways, waterways, railways, air space, telephone lines, the Internet, etc. These channels are subject to federal regulation.
Nice, generic example, good explanation of results (11:01).
Migration Citizenship Data Sites
Refugee Resettlement Data: .A platform to share digitised individual refugee data obtained from publicly held records as originally recorded by the Office of Refugee Resettlement.
Immigration Policies in Comparison: .A set of sophisticated quantitative indices to measure immigration policies in all OECD countries and for the time period 1980-2010
Migration Data Portal: .A unique access point to timely, comprehensive migration statistics and reliable information about migration data globally.
