MODELING SCALE ECONOMIES IN SUPERMARKET OPERATIONS: INCORPORATING THE IMPACTS OF STORE CHARACTERISTICS AND INFORMATION TECHNOLOGIES
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Information and internet-based technologies have fostered new supply chain initiatives in food retailing but little research has evaluated productivity impacts. A ray-homothetic production function is estimated for supermarkets to investigate the productivity effects of key variables such as format, competitive position, self-distributing chain membership, unionization, and information technologies adoption.