http://blogs.wsj.com/wealth/2011/09/23/the-rich-are-divided-over-taxing-the-rich/
“Entrepreneurs who work in a complex knowledge economy are more likely to view wealth creation in collective terms and, as a practical matter, depend more on public structures,” he writes. “It makes sense to them to pay higher taxes to bolster these systems.”
The old wealthy – those who made their fortunes outside the knowledge economy—are still fiscally conservative. But the new economy tycoons and those on the liberal coasts support a more progressive tax system.