Petersen NC (2001). “A Comment On: Lower Bound Restrictions on Intensities in Data Envelopment Analysis by Bouhnik et al.” JPA 16(3): 263-267.
Petersen NC (2001). “A Comment On: Lower Bound Restrictions on Intensities in Data Envelopment Analysis by Bouhnik et al.” JPA 16(3): 263-267.