Applied Economics · 2014 · 317 citations · 17 references
ManagementInternational RelationsInternational EconomicsInternational TradeTransportFreight TransportGlobal TradeInternational LogisticsLogistics Performance ManagementTransport LogisticsGravity Model Of TradeInternational Trade LogisticsLogisticsLogistics Costs
This is an author's accepted manuscript of an article published in: \n“Applied Economics"; Volume 46, Issue 24, 2014; copyright Taylor & Francis; available online at: http://dx.doi.org/10.1080/00036846.2014.916394
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Sample Selection Bias as a Specification Error
James J. Heckman · Econometrica · 1979 · 28.9K citations
James A. Church · Journal of Government Information · 2001 · 9.2K citations