Restrictions are opaque, fickle and often illiberal—and it is not even clear how much they help curb the coronavirus. Chinese officials want to boost the economy of the province of Xinjiang, but our correspondent says plans predicated on repressing the Uyghur minority are unlikely to work. And bidding farewell to our work-and-management columnist, who still hates useless meetings.For full access to print, digital and audio editions of The Economist, subscribe here www.economist.com/intelligenceoffer
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