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Internal markets and health care efficiency: a multiple-output stochastic frontier analysis
Gerdtham, U.-G., (1999)
Testing scale efficiency in DEA models : a bootstrapping approach
Löthgren, Mickael, (1999)
Bootstrapping DEA-based efficiency measures and Malmquist productivity indices : a study of Swedish eye-care service provision
Löthgren, Mickael, (1995)