Dealing with the common econometric problems of count data with excess zeros, endogenous treatment effects, and attrition bias

Authors
Freund, DA Kniesner, TJ LoSasso, AT
Citation
Da. Freund et al., Dealing with the common econometric problems of count data with excess zeros, endogenous treatment effects, and attrition bias, ECON LETT, 62(1), 1999, pp. 7-12
Citations number
6
Categorie Soggetti
Economics
Journal title
ECONOMICS LETTERS
ISSN journal
01651765 → ACNP
Volume
62
Issue
1
Year of publication
1999
Pages
7 - 12
Database
ISI
SICI code
0165-1765(199901)62:1<7:DWTCEP>2.0.ZU;2-K
Abstract
We use experimental panel data to estimate impacts of managed care on medic al care use counts free of endogenous treatment effect bias. Our count regr essions also allow for excess zeros and correct for possible attrition bias . (C) 1999 Elsevier Science S.A. All rights reserved.