This paper considers the effect of market structure on the durability of goods. A previous model is analyzed to provide conditions under which a monopolist provides less durable goods and a lower present value of services than the social optimum.

A linear-quadratic dynamic oligopoly model is developed and applied to the world coffee export market. The model nests various market structures using either open-loop or feedback strategies. The theoretical properties of this model are described. For given observed behavior, the assumption of...