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AN EFFICIENT LINEAR GMM ESTIMATOR FOR THE COVARIANCE STATIONARY AR(1)-UNIT ROOT MODEL FOR PANEL DATA
Kruiniger, Hugo, (2007)
Modelling supply and demand influences on the use of health care: implications for deriving a needs-based capitation formula
Gravelle, H., (2003)
The weak instrument problem of the system GMM estimator in dynamic panel data models
Bun, M.J.G., (2009)