The paper presents a micro econometric model of capital utilization and retirement. Some estimates of a firm's discrete decision problem with regard to an existing piece of capital--whether to operate, hold idle or retire it--are obtained, in the context of the US cement industry, by solving a...

This paper considers the effects of trade policy-tariffs and quotas-when importing is done by competitive traders who are identical ex ante but differ ex post. We show that the standard equivalence results no longer hold and the conventional ranking of tariffs and quotas is turned on its head:...