Most of the empirical work on investment is based on the existence of a relation between investment and the expected present val of marginal profits.Thus, in this paper we compute such a present value series, under various assumptions about demand and technology and examine its relation to...

This paper attempts to give a structural interpretation to the distributed lag of sales on investment at the two-digit level in US manufacturing. It first presents a simple model which captures the various sources of lags and their respective implications. It then estimates the model, using both...

The standard model of optimal growth, interpreted as a model of a market economy with infinitely long-lived agents, does not allow separation of the savings decisions of agents from the investment decisions of firms. Investment is essentially passive: the "one good" assumption leads to a...