Absolutely not. It is the single worst thing that could happen to the people of any nation.
Free speech, healthy food, integrity in media, ethical foreign policy - all of those are casualties of Corporate Personhood.
The whole world loses when evil men make more money, and people do nothing.
You might think a racist regime like the Nazis is worse - but that is only worse for the targeted groups - a corporate government squashes the lives of every group within it's governed.