The titans of the new economy are different from their predecessors in one very important way: They aren’t job creators — at least not on a scale to match their dizzying growth in value. General Motors, at its peak in 1979, had some 618,000 employees in the United States and 853,000 worldwide. Facebook had just ...

Since the end of the Cold War, businesses have built an awe-inspiring global infrastructure. Digital pipelines move vast amounts of capital and data around the world, and supply chains crisscross international boundaries in a spider web of commerce. An intricate system of networks keeps the global economy running smoothly, but it’s easy to take for ...