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| 035 | ⊔ | ⊔ | ‡a(OCoLC)19762018 |
| 100 | 1 | ⊔ | ‡aGrossman, Gene M |
| 245 | 1 | 0 | ‡aEndogenous product cycles / ‡cGene M. Grossman, Elhanan Helpman |
| 260 | ⊔ | ⊔ | ‡aCambridge, MA (1050 Massachusetts Avenue, Cambridge, MA 02138) : ‡bNational Bureau of Economic Research, ‡c[1989] |
| 300 | ⊔ | ⊔ | ‡a33, [2] p. : ‡bill. ; ‡c23 cm |
| 490 | 0 | ⊔ | ‡aNBER working paper series, ‡x0898-2937 ; ‡vworking paper no. 2913 |
| 538 | ⊔ | ⊔ | ‡aMode of access: Internet. |
| 650 | ⊔ | 0 | ‡aTechnology transfer ‡zDeveloping countries |
| 650 | ⊔ | 0 | ‡aTechnological innovations ‡xEconomic aspects |
| 650 | ⊔ | 0 | ‡aTechnology transfer ‡xEconomic aspects |
| 650 | ⊔ | 0 | ‡aEconomic development ‡xMathematical models |
| 700 | 1 | ⊔ | ‡aHelpman, Elhanan |
| 710 | 2 | ⊔ | ‡aNational Bureau of Economic Research |
| 793 | 0 | ⊔ | ‡aNBER online monographs. ‡pWorking papers |
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