A common factor approach to spatial heterogeneity in agricultural productivity analysis
| Автори: | , |
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| Формат: | Working paper |
| Опубліковано: |
University of Oxford
2009
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| Автори: | , |
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| Формат: | Working paper |
| Опубліковано: |
University of Oxford
2009
|
| Резюме: |
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