The Gravity Model
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The gravity model in economics was until relatively recently an intellectual orphan, unconnected to the rich family of economic theory. This review is a tale of the orphan's reunion with its heritage and the benefits that have flowed from it. Gravity has long been one of the most successful
经济学中的引力模型（Gravity Model in Economics）直至不久前仍堪称一名学术孤儿，与底蕴深厚的经济学理论谱系毫无关联。本综述讲述的正是这一学术孤儿回归其理论本源，并从中获得诸多裨益的故事。长期以来，引力模型一直是最具成效的
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美国国家经济研究局创建时间：
2010-12-01
