When investment is irreversible, theory suggests that firms will be “reluctant to invest.” This reluctance creates a … wedge between the discount rate guiding investment decisions and the standard Jorgensonian user cost (adjusted for risk). We …

Is real investment fully determined by fundamentals or is it sometimes affected by stock market misvaluation? We … introduce three new tests that: measure the reaction of investment to sales shocks for firms that may be overvalued; use Fama … misvaluation into standard investment equations to estimate the quantitative effect of misvaluation on investment. Overall, the …

firms in making their investment decisions.We use a revealed preference approach that relies on the pattern of investment … spending – combined with investment theory – to estimate the discount rates used by managers. The standard story predicts that … firms with high stock prices and good investment opportunities should have discount rates that do not differ systematically …