Undertstanding the Home Market Effect and the Gravity Equation: The Role of Differentiating Goods
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This paper argues that the theoretical foundations for the gravity equation are general, while the empirical performance of the gravity equation is specific to the type of goods examined. Most existing theory for the gravity equation depends on the assumption of differentiated goods. We show that
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美国国家经济研究局创建时间：
1998-11-01
