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941013s1994 maua b 000 0 eng d |
| 050 |
1 |
4 |
|a HB1
|b .N38 no. 4854
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| 100 |
1 |
4 |
|a Helpman, Elhanan
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| 245 |
1 |
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|a A time to sow and a time to reap :
|b growth based on general purpose technologies /
|c Elhanan Helpman, Manuel Trajtenberg.
|
| 260 |
1 |
2 |
|a Cambridge, MA :
|b National Bureau of Economic Research,
|c 1994.
|
| 300 |
1 |
2 |
|a 32, [16] p. :
|b ill. ;
|c 22 cm.
|
| 490 |
1 |
2 |
|a NBER working paper series ;
|v working paper no. 4854
|
| 500 |
1 |
2 |
|a "September 1994."
|
| 504 |
1 |
2 |
|a Includes bibliographical references (p. 32).
|
| 650 |
1 |
2 |
|a Economic development
|
| 650 |
1 |
2 |
|a Technological innovations
|x Economic aspects
|
| 650 |
1 |
2 |
|a Economic development
|x Effect of technological innovations on.
|
| 700 |
1 |
2 |
|a Trajtenberg, Manuel
|
| 710 |
2 |
2 |
|a National Bureau of Economic Research
|
| 952 |
|
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|a GrThPMO
|b 59afeccd6c5ad17d7e5a22e5
|c 952a
|d 9528
|e HB1.N38 no. 4854
|t 6
|x m
|z Books
|
