demand for movies per inhabitant. Furthermore, we test for the long run relationship and evaluate the elasticities of demand …

insufficient demand -- Books and liquor: two case studies …

demand estimates. We study a new dataset from a wireless inventory system installed on 54 vending machines to track product … availability every four hours. The data allow us to account for product availability when estimating demand, and provides a … availability even when availability is only observed periodically. We find significant differences in demand estimates, with the …