Double trouble on the value of twins-based estimation of the return to schooling
| Príomhchruthaitheoir: | |
|---|---|
| Rannpháirtithe: | |
| Formáid: | LEABHAR |
| Teanga: | Béarla |
| Foilsithe / Cruthaithe: |
Cambridge
National Bureau of Economic Research
1998.
|
| Sraith: | NBER working paper series
no.6721 |
| Ábhair: |