Canadians have on average paid less for food than people in other countries, but that will soon change. High transportation costs, low crop yields and export restrictions are responsible for recent spikes in food prices. Overall costs rose 4.5 % between November of 2010 and 2011, eggs rose 12.3% and potatoes rose 20.3%. The increase in food prices is likely here to stay.  Read more in the Globe and Mail.