This article develops a model of competitive interaction and industry evolution in the presence of a learning curve. The learning curve is a function relating the unit costs of the individual firm to accumulated volume. The responses of the model to shifts in parameters are explored through...

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The paper argues that entry is deterred in an industry when existing firms have enough capacity to make a new entrant unprofitable. This capacity need not be fully utilized in the absence of entry. This can result in larger costs than are necessary, given output levels. It also results in higher...

This paper studies the strategic interaction among firms in a growing market. It focuses upon the investment decisions of the firms. Central to the analysis is the idea that investment and growth for the firm are constrained by physical and financial factors. Firms that enter early and/or firms...

This paper deals with market problems that arise when a monopoly sets some aspect of product quality as well as price. It is argued that the market failure is associated with the inability of prices to convey information about the value attached to quality by inframarginal consumers. In the...