Politicians around the world face a problem when it comes to the overseas rich. They want the spending, taxes and investment that comes with the foreign wealthy. But politicians don’t want to appear to voters as favoring the foreign have-mores over the local middle class. These tensions have played out in the U.K., Switzerland, and even Monaco. Now, they’re bursting out into the open in Singapore.

http://blogs.wsj.com/wealth/2012/04/04/can-a-country-have-too-many-millionaires/