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作者:Galenianos, Manolis; Gavazza, Alessandro
作者单位:University of London; Royal Holloway University London; University of London; London School Economics & Political Science
摘要:We estimate a model of illicit drugs markets using data on purchases of crack cocaine. Buyers are searching for high-quality drugs, but they determine drugs' quality (i.e., their purity) only after consuming them. Hence, sellers can rip off first-time buyers or can offer-higher-quality drugs to induce buyers to purchase from them again. In equilibrium, a distribution of qualities persists. The estimated model implies that if drugs were legalized, in which case purity could be regulated and hen...
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作者:Gorodnichenko, Yuriy; Talavera, Oleksandr
作者单位:University of California System; University of California Berkeley; Swansea University
摘要:We document basic facts about prices in online markets in the United States and Canada, which is a rapidly growing segment of the retail sector. Relative to prices in regular stores, prices in online markets are more flexible and exhibit stronger pass- through (60-75 percent) and faster convergence (half-life less than two months) in response to movements of the nominal exchange rate. Multiple margins of adjustment are active in the process of responding to nominal exchange rate shocks. Proper...
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作者:Li, Hao; Shi, Xianwen
作者单位:University of British Columbia; University of Toronto
摘要:A seller designs a mechanism to sell a single object to a potential buyer whose private type is his incomplete information about his valuation. The seller can disclose additional information to the buyer about his valuation without observing its realization. In both discrete-type and continuous-type settings, we show that discriminatory disclosure-releasing different amounts of additional information to different buyer types-dominates full disclosure in terms of seller revenue. An implication ...
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作者:Antras, Pol; Fort, Teresa C.; Tintelnot, Felix
作者单位:Harvard University; National Bureau of Economic Research; Dartmouth College; University of Chicago
摘要:We develop a quantifiable-multi-country sourcing model in which firms-self-select into importing based on their productivity and country-specific variables. In contrast to canonical export models where firm profits are additively separable across destination markets, global sourcing decisions naturally interact through the firm's cost function. We show that, under an empirically relevant condition, selection into importing exhibits complementarities across source markets. We exploit these comp...
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作者:Akcigit, Ufuk; Grigsby, John; Nicholas, Tom
作者单位:University of Chicago; Harvard University
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作者:Blundell, Richard
作者单位:University of London; University College London; University of London; London School Economics & Political Science
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作者:Chernozhukov, Victor; Chetverikov, Denis; Demirer, Mert; Duflo, Esther; Hansen, Christian; Newey, Whitney
作者单位:Massachusetts Institute of Technology (MIT); University of California System; University of California Los Angeles; University of Chicago
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作者:Cortes, Patricia; Pan, Jessica
作者单位:Boston University; National University of Singapore
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作者:Moscarini, Giuseppe; Postel-Vinay, Fabien
作者单位:Yale University; National Bureau of Economic Research; University of London; University College London; IFS
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作者:Shimeles, Abebe; Gurara, Daniel Zerfu; Woldeyes, Firew
作者单位:African Development Bank Group (AfDB); International Monetary Fund