==Sources==*Goodwin, Craufurd D.W. (1961) - "Canadian Economic Thought: The Political Economy of a Developing Nation 1814-1914", Duke University Press*James, R. Warren (1965) - "John Rae, political economist.
* Goodwin, Craufurd D.W. (1961) — Canadian Economic Thought: The Political Economy of a Developing Nation 1814—1914, Duke University Press* James, R. Warren (1965) — John Rae, political economist.