The Sveriges Riksbank prize in economic sciences in memory of Alfred Nobel is announced as photographs of the winners, David Card, Joshua Angrist and Guido Imbens, are presented on a screen. Photograph: TT News Agency/Reuters
The Sveriges Riksbank prize in economic sciences in memory of Alfred Nobel is announced as photographs of the winners, David Card, Joshua Angrist and Guido Imbens, are presented on a screen. Photograph: TT News Agency/Reuters
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