| 000 | 00766nam#a2200265#c#4500 | ||
|---|---|---|---|
| 003 | IEF | ||
| 005 | 20180219170355.0 | ||
| 008 | 941031s1991 ESP####fr####| 0||u|SPA|u | ||
| 040 | _aIEF | ||
| 041 | _aSPA | ||
| 100 | 1 |
_aBerndt, Ernst R. _95259 |
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| 245 | _aMergers, deregulation and cost savings in the U.S. rail industry | ||
| 260 |
_aCambridge, Massachussets _b NBER _c1991 |
||
| 300 |
_a26 p. _c 23 cm |
||
| 500 | _aBibliografía. -- Resumen. -- Conclusiones | ||
| 490 | _aNBER. Working paper ; 3749 | ||
| 650 | 4 |
_aESTADOS UNIDOS _942888 |
|
| 650 | 4 |
_aEMPRESAS DE TRANSPORTES _943535 |
|
| 650 | 4 |
_aFERROCARRILES _944166 |
|
| 650 | 4 |
_aDESREGULACIÓN _953321 |
|
| 650 | 4 |
_aASPECTOS ECONOMICOS _932202 |
|
| 942 | _cLIB | ||
| 942 | _z7494 | ||
| 999 |
_c105300 _d105300 |
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