Democrats look set to win both the run-off elections that will determine control of the Senate—and how President-elect Joe Biden will be able to govern. Quantum computing is still nascent, its power yet to be truly tapped. But the finance sector is already looking to squeeze it for analytical advantage. And how Confucianism still influences society in South Korea.For full access to print, digital and audio editions of The Economist, subscribe here www.economist.com/intelligenceoffer
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