It's just affirmative action. This sort of thing happens in every multicultural country, especially when one group apparently does better financially than the others.

http://www.amazon.com/Affirmative-Action-Around-World-Empiri...

The Russians came up with an unusually crass method for this, but guess what? Jews and other whites and East Asians all are, to some degree, kept from elite institutions today because of our more subtle system.