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the quantity of world trade carried by air to increase over time. Country pairs with relatively short air routes compared … omitted variable problem by generating a time varying geographic instrument. Improvements in aircraft technology have caused … instrument for trade that varies over time. The time series variation allows for controls for country fixed effects, eliminating …
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variable problem by generating time varying geographic instruments. The quantity of world trade carried by air has been … increasing over time. Estimates from a gravity model show an increase in the elasticity of bilateral trade with regard to air … distance over time while the elasticity with regard to sea distance has declined. This change has heterogeneous effects on the …
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the quantity of world trade carried by air to increase over time. Country pairs with relatively short air routes compared … omitted variable problem by generating a time varying geographic instrument. Improvements in aircraft technology have caused … instrument for trade that varies over time. The time series variation allows for controls for country fixed effects, eliminating …
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This paper endogenizes the spatial distribution of infrastructure investment and transportation costs. Transportation costs between two addresses depend on cumulative infrastructure investment. In a continuous space setting with several independent countries or regions, consumers demand domestic...
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