America is producing more high-school graduates—but on average, they know less. We ask how a push for equity can in reality seed a systemic failing. London’s Canary Wharf was built as a high-rise jungle for white-collar workers; how is it surviving in a work-from-home world (7:57)? And amid a general decline in cinemagoing, the high end of the market is thriving (14:02).

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