The real reason to oppose increasing tax rates on the wealthy is that it's a good bet they could do more to help the economy if they keep their money rather than have their earnings confiscated by the government and spent on another round of stimulus.

Just as most of us prefer to watch a trapeze artist work without a net, we like to be absolutely sure that a virtuoso is giving us our money's worth, and a seemingly effortless performance, no matter how spectacular it may be, deprives us of that slightly sadistic thrill.

But only 'rich' people by definition have the 'extra' money to buy things and invest to create economic growth. Do we really want to tax that 'extra' money away - and give it to the government to spend? Does that make any economic sense outside of politics and our emotional desire to make everyone suffer equally through these tough times?

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