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How much do national borders matter?
Helliwell, John F. - 1998
Persistent link: https://www.econbiz.de/10000664213
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Do national borders matter for Quebec's trade?
Helliwell, John F. - In: The Canadian journal of economics 29 (1996) 3, pp. 507-522
Persistent link: https://www.econbiz.de/10001210534
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Measuring the width of national borders
Helliwell, John F. - In: Review of international economics 10 (2002) 3, pp. 517-524
Persistent link: https://www.econbiz.de/10001688071
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Measuring internal trade distances: a new method applied to estimate provincial border effects in Canada
Helliwell, John F.; Verdier, Geneviève - In: The Canadian journal of economics 34 (2001) 4, pp. 1024-1041
Persistent link: https://www.econbiz.de/10001646150
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Effects of the Canada-United States Free Trade Agreement on interprovincial trade
Helliwell, John F.; Lee, Frank C.; Messinger, Hans - 1999
Persistent link: https://www.econbiz.de/10001511731
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Do national borders matter for Quebec's trade?
Helliwell, John F. - 1995
Persistent link: https://www.econbiz.de/10000928545
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National borders, trade and migration
Helliwell, John F. - In: Pacific economic review 2 (1997) 3, pp. 165-185
Persistent link: https://www.econbiz.de/10001229355
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National borders, trade and migration
Helliwell, John F. - 1997
Persistent link: https://www.econbiz.de/10013416373