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Import and Export Ratios and the Dynamic Harrod Trade Multiplier [Import Penetration, Export Performance and Harrod's Trade Multiplier].
McGregor, Peter G, (1983)
The importance of the first round in the multiplier process: the impact of Civil Service dispersal
Ashcroft, B, (1982)
The repeated application of shift-share: a structural explanation of regional growth?
Holden, D R, (1987)