There's absolutely no easy answer to your question, since it all depends on what you plan to do with the degree afterwards, and possibly on your personal feelings about taking on a mountain of student loan debt. Here's some food for thought, though: http://www.forbes.com/lists/2011/95/bes ... _rank.html
For whatever its worth, the ROI on top U.S. business schools is pretty impressive. The numbers in the Forbes rankings are merely averages, and you may or may not experience a similar ROI if you come to school here. But the numbers are interesting: if you're "average", you'll probably be pretty happy with the MBA investment.
Helping students kick the GMAT in the nuts since 2002... www.gmatninja.com.