Dealing with the common econometric problems of count data with excess zeros, endogenous treatment effects, and attrition bias
Deborah A. Freund, Thomas J. Kniesner, Anthony T. LoSassoVolume:
62
Year:
1999
Language:
english
DOI:
10.1016/s0165-1765(98)00183-9
File:
PDF, 41 KB
english, 1999