This paper studies the disposal costs' effect on consumer surplus and firms' profits. The costlier disposal, the less is disposed of, firms' competition for market shares increases, thereby benefiting consumers. Yet firms decrease their production to mitigate costs, affecting consumer surplus...

This paper argues that the case of product differentiation of concentrated markets (i.e., innovation competition) is one where production per unit of profit of non-financial corporations is lower than in competitive mass production and profit share is not an increasing function of capacity...