From Dan Pink's Whole New Mind to CNNMoney.com's The Imagination Economy to MarketingProfs.com's left brain/right brain business model -- the consensus is that if you wish to expand your wallet, you need to start by expanding your mind.
The only thing that can't be outsourced is an individual's outrageous imagination.
Source: http://innovation.ducttapemarketing.com/2006/07/want_momoney_be.html