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.

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