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| 035 | ⊔ | ⊔ | ‡asdr-inu2251480 |
| 035 | ⊔ | ⊔ | ‡a(OCoLC)19946389 |
| 040 | ⊔ | ⊔ | ‡aGAO ‡cGAO ‡dAGL ‡dIUL |
| 090 | ⊔ | ⊔ | ‡aHB1 ‡b.N265 no.2973 ‡mIULA |
| 100 | 1 | 0 | ‡aHall, Bronwyn H. |
| 245 | 1 | 0 | ‡aResearch and development as an investment / ‡cBronwyn Hall, Fumio Hayashi. |
| 260 | 0 | ⊔ | ‡aCambridge, MA : ‡bNational Bureau of Economic Research, ‡c[1989] |
| 300 | ⊔ | ⊔ | ‡a43 p. ; ‡c23 cm. |
| 490 | 0 | ⊔ | ‡aNBER working paper series ; working paper ; ‡vno. 2973 |
| 500 | ⊔ | ⊔ | ‡a"May 1989." |
| 504 | ⊔ | ⊔ | ‡aBibliography: p. 42-43. |
| 538 | ⊔ | ⊔ | ‡aMode of access: Internet. |
| 650 | ⊔ | 0 | ‡aProfit ‡xEconometric models. |
| 650 | ⊔ | 0 | ‡aResearch, Industrial ‡xEconomic aspects ‡xEconometric models. |
| 650 | ⊔ | 0 | ‡aManufacturing industries ‡xCapital investments ‡xEconometric models. |
| 700 | 1 | 0 | ‡aHayashi, Fumio. |
| 710 | 2 | 0 | ‡aNational Bureau of Economic Research. |
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| 974 | ⊔ | ⊔ | ‡bINU ‡cINU ‡d20240121 ‡sgoogle ‡uinu.30000113458859 ‡y1989 ‡ric ‡qbib ‡tUS bib date1 >= 1930 |