So the rise of computer technology poses a threat that previous generations of machines didn't: The old machines replaced human brawn but created jobs that required human brains. The new machines threaten both."Technological change is more encompassing and moving faster and making it harder and harder to find things that people have a comparative advantage in" versus machines, says David Autor, an economist at the Massachusetts Institute of Technology who has studied the loss of midpay jobs to technology.
Will Smart Machines Create A World Without Work?
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