http://www.canada.com/story_print.html?id=50eb22b8-8a84-4590-a196-4b6e0c978120&sponsor=
5 cents: Profit margin per litre for both B.C. and Ontario gasoline retailers, according to Natural Resources Canada.
They normally get higher margin from convenience store.
原来村长是开加油站的,等他回来好好跟他取取经。