accounts of profit inflation, wherein U.S. firms' market power allowed them to maintain - and, for some firms, increase - their …

' profit, because they simultaneously influence consumers' tariff choices and their usage. The number of tariffs also plays an … marketing effort. This article presents a mixed-integer nonlinear programming optimization problem to determine profit … annealing, to solve this problem; analyses the profitability of different tariff structures; and outlines the factors that drive …