Gravity, productivity and the pattern of production and trade /
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| Corporate Author: | |
| Format: | Book |
| Language: | English |
| Published: |
Cambridge, MA :
National Bureau of Economic Research,
2009.
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| Series: | NBER working paper series ;
no. 14642. |
| Subjects: |
| Physical Description: | 33 p. : ill. ; 22 cm. |
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| Bibliography: | Includes bibliographical references (p. 28) |