| From | "Sayer, Bryan" <[email protected]> |
| To | "'[email protected]'" <[email protected]> |
| Subject | st: formulas for svyheckman and svyheckprob |
| Date | Fri, 28 Feb 2003 17:29:29 -0500 |
Has anyone experimented with the new survey versions of heckman and heckprob? I've never seen any literature explaining the derivations for these, and the manual doesn't seem to list anything either. Does anyone know any citations? Bryan Sayer Statistician, SSS Inc. [email protected] * * For searches and help try: * http://www.stata.com/support/faqs/res/findit.html * http://www.stata.com/support/statalist/faq * http://www.ats.ucla.edu/stat/stata/
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