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Conditional means of the dependent variable in a double-selection model : the roles of diet and exercise in body weight
Yen, Steven T.; Rosiński, Jan - In: Economics letters 109 (2010) 2, pp. 75-78
Persistent link: https://www.econbiz.de/10009241056
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On the marginal effects of variables in the log-transformed sample selection models
Yen, Steven T.; Rosinski, Jan - In: Economics letters 100 (2008) 1, pp. 4-8
Persistent link: https://www.econbiz.de/10003747224