The Costs of the Canada-US Border.

The article discusses border wait times and several security program costs concerning the Canada-U.S. border. It notes that security issues concerning the Canada-U.S. border have caused to border thickening, which refers to the phenomenon wherein national borders become increasingly impermeable to travelers and commercial shippers. Measuring the cost of the border involves three areas such as travel and tourism, commerce and trade, and government expenditures.