宽带
背景(考古学)
互联网
变量(数学)
需求价格弹性
弹性(物理)
经济
互联网接入
业务
产业组织
微观经济学
电信
计算机科学
万维网
材料科学
复合材料
古生物学
数学分析
生物
数学
作者
Edwin Leuven,Anders Åkerman,Magne Mogstad
出处
期刊:American Economic Journal: Applied Economics
[American Economic Association]
日期:2022-01-01
卷期号:14 (1): 133-163
被引量:50
摘要
We examine how the adoption of information communication technology affects bilateral trade. The context is a public program in Norway that rolled out broadband access points leading to plausibly exogenous variation in the availability and adoption of broadband by firms. We find that broadband makes trade patterns more sensitive to distance and economic size. These results are consistent with a model of trade with variable elasticity of demand. The model predicts that adoption of a technology that lowers information frictions enlarges the choice set of exporters and importers. This makes demand more elastic with respect to trade costs and thus distance. (JEL D83, F14, L86, O33)
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