RecordNumber
:
1204
Doc. No.
:
929F
Call. No.
:
929F
Author
:
Heckman, james J
Title of Article
:
Sample selection bias as a specification error
Title Of Periodical
:
ECONOMETRICA
VolumNumber
:
V.47,No.1
Date
:
(January 1979)
Page
:
P.153-161
Indexer
:
1379/3
IndexDate
:
Ghasemi
اطلاعات ثبت
:
GN137840
Link To Document :
https://library.iut.ac.ir/dL/search/default.aspx?Term=1204&Field=0&DTC=104
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