| 000 | 00405cam a22001097a 4500 | ||
|---|---|---|---|
| 008 | 180718b1963 xxu||||| |||| 00| 0 eng d | ||
| 082 | _aA2:T1084 N213/1963 | ||
| 245 |
_aNational Bureau of Economic Research publications, 1921-1963 _cby National Bureau of Economic Research |
||
| 260 |
_aNew York _bNational Bureau of Economic Research _c1963 |
||
| 300 | _a98p. | ||
| 700 | _aNational Bureau of Economic Research | ||
| 999 |
_c480751 _d480751 |
||