Here is a link to a cool little global cities index. Two Canadian cities are amongst the top 50. Surprised Montreal wasn't an option.
http://www.simonanholt.com/Research/cities-index.aspx
Either way check it out and play around with it, it's kinda neat.
P.S. I didn't know where to put this so I threw here. Feel free to move it to a more appropriate location in the forum