The Canadian government is supposed to be looking at trying to close the gap between the prices here and in the US.
I hope this link works.
http://www.theglobeandmail.com/repor...+Article+Links
I am a fairly fierce flag waver. We have a US postal box because sometimes we have things repaired in the US or sometimes have to buy something via the internet. Having the box saves us about 2-3 weeks in shipping time. The border is only about 30 mins away from my workplace so I can zip over after work if I need to.