Between steadily rising home prices and plummeting oil prices, Canada is an economy on the edge. And there's a risk the country's credit-binge will push it over, argues Harvard Kennedy School fellow Vikram Mansharamani in today's Making Sen$e column.

By Vikram Mansharamani

Crude oil prices hit new a new high Friday, closing at more than $91 per barrel amid news of more Middle East tensions, including expanded U.S. sanctions against Iran. An energy analyst and a government professor assess the reasons for…