THE DATA economy is a work in progress. Its economics still 1 have to be worked out; its infrastructure and its businesses need to be fully bui geopolitical arrangements must be found. But there is one final major tension: between the wealth the data economy will create and how it will be distributed. The data economy-or the "second economy", as Brian Arthur of the Santa Fe Institute terms it-will make the world a more productive place no matter what, he predicts. But who gets what and how is less clear. "We will move from an economy where the main challenge is to produce more and more efficiently," says Mr Arthur, "to one where distribution of the wealth produced becomes the biggest issue."
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