Alam IMS and RC Sickles (1998). “The Relationship between Stock Market Returns and Technical Efficiency Innovations: Evidence from the US Airline Industry.” JPA 9(1): 35-51.
Alam IMS and RC Sickles (1998). “The Relationship between Stock Market Returns and Technical Efficiency Innovations: Evidence from the US Airline Industry.” JPA 9(1): 35-51.