The rate of capital formation by businesses has long been among the most closely watched elements of the national accounts. During the last decade, this component of investment attracted considerable interest as capital spending helped support our uncommonly high rate of economic growth. Not...

uring the 1980s, the proportion of business assets financed by debt exceeded that of any other period since World War II. The characteristics of financial securities also changed, as junk bonds, variants of preferred stock, warrants, and other forms of mezzanine financing became more common in...

The correspondence between the demand for capital and various measures of the return on assets, the cost of capital, and Tobin’s q often is tenuous (Abel and Blanchard 1986; Hayashi 1982), at times even perverse. Of a variety of possible explanations, this paper considers the consequences of...

The correspondence between the demand for capital and various measures of Tobin’s q often is tenuous (Abel and Blanchard 1986; Hayashi 1982), at times even perverse. Among the possible explanations for this apparent challenge to the q theory of investment, this paper considers the consequences of...

Within optimal investment programs, the accumulation of capital is a stable function of marginal q. Much of the interest in q, however, derives from its potential to reflect the demand for capital when the optimal program changes. If the marginal return on capital diminishes as capital...