The longer arm of the law: Hong Kong

A national-security law imposed by Beijing had not, until this week, bared its teeth; the arrests of dozens of pro-democracy figures reveals how much it can crimp opposition. At the American Economics Association’s annual shindig, a scholar implores economists to recalibrate just how self-interested they take people to be. And the inspiring life and untimely death of a beloved, goat-herding refugee. 

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