The late 19th century was a period of high tariffs and economic growth for many countries. This is somewhat puzzling to us since we typically associate free trade with economic growth. But, if higher tariffs are correlated with economic growth in the late 19th century, does that mean tariffs caused the economic growth? This video explores this question by looking at the economies of Argentina, Canada, and other countries during this period.

http://mruniversity.com/courses/international-trade/tariffs-and-growth-19th-century