In this paper we argue that the impact of external scale economies and diseconomies on city size is not nearly as clear-cut as it is tacitly believed in urban economics. Similarly, that city-size distortions are not caused by externalities alone. Noncovexity, which prevents establishing the...

The supply of local public goods would obey principles that are not fundamentally different from those governing the efficient supply of differentiated goods. All these results rest on the assumption of an efficient land market. This suggests that the problem of land property rights should...