Seemingly small percentage gains in productivity can make a big difference in a country's wealth and living standards over time
For years, it has been an article of faith in corporate America that cloud computing and artificial intelligence will fuel a surge in wealth-generating productivity. That belief has inspired a flood of venture funding and company spending. And the payoff, proponents insist, will not be confined to a small group of tech giants but will spread across the economy.
It has not happened yet.
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