作者：Bertola, Giuseppe; Guiso, Luigi; Pistaferri, Luigi
作者单位：University of Turin; Centre for Economic Policy Research - UK; Leibniz Association; Ifo Institut; Stanford University; National Bureau of Economic Research
作者：Banerjee, Abhijit; Breza, Emily; Chandrasekhar, Arun G.; Golub, Benjamin
作者单位：Massachusetts Institute of Technology (MIT); National Bureau of Economic Research; Harvard University; Stanford University; Northwestern University
摘要：In disseminating information, policymakers face a choice between broadcasting to everyone and informing a small number of seeds who then spread the message. While broadcasting maximises the initial reach of messages, we offer theoretical and experimental evidence that it need not be the best strategy. In a field experiment during the 2016 Indian demonetisation, we delivered policy information, varying three dimensions of the delivery method at the village level: initial reach (broadcasting ver...
