A comparison of alternative methods for estimating treatment effects /
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| Corporate Author: | |
| Format: | Book |
| Language: | English |
| Published: |
[Santa Monica, Calif.] :
[Rand Corp.],
[1973]
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| Subjects: |
| Item Description: | "P-5067." "August 1973." |
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| Physical Description: | 10 pages ; 28 cm. |
| Bibliography: | Includes bibliographical references. |