NPR Planet Money did an episode on the claim that rich people move states based on increasing tax rates: http://www.npr.org/blogs/money/2011/04/22/135635574/th

NPR Planet Money did an episode on the claim that rich people move states based on increasing tax rates: http://www.npr.org/blogs/money/2011/04/22/135635574/the-friday-podcast-do-the-rich-flee-high-tax-states http://www.npr.org/blogs/money/2011/04/22/135635574/the-frid... They found, based on research, that the effect was negligible, and that other impacts of increasing taxes are much more noteworthy.