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Trade and geography
Redding, Stephen, (2020)
Determinants and trends of the geographical structure of Swiss exports : an application of the gravity model trade
Mumenthaler, Stephan, (1999)
Consistent estimation when the left-hand variable is exogenous over part of the sample period
Kohli, Ulrich R., (1989)
International labor mobility and the demand for imports
Kohli, Ulrich R., (1993)
Trade and migration : a production-theory approach
Kohli, Ulrich R., (1999)