If firms purchase capital up to the point where there is no further marginal benefit, and the firms' securities are equal in value to the capital, then the market value of securities measures the quantity of capital. I explore the implications of this hypothesis using data from U.S. non-farm,...

We show that the stock market may fail to aggregate information even if it appears to be efficient, and that the resulting decrease in the information content of prices may drastically reduce welfare. We solve a macroeconomic model in which information about fundamentals is dispersed and...

From Elihu Thomson and Herbert Dow in the late nineteenth century to Steve Jobs a hundred years later, many entrepreneurs have been stymied by their investors. In this paper, we use a simple model to explore how outcomes might have been different if entrepreneurs, instead of the investors, had...

Is shareholder interest in corporate social responsibility driven by pecuniary motives (abnormal rates of return) or non-pecuniary ones (willingness to sacrifice returns to address various firm externalities)? To answer this question, we categorize the literature into seven tests: (1) costs of...

We use administrative credit registry data from Europe to study the impact of voluntary lender net zero commitments. We have two sets of findings. First, we find no evidence of lender divestment. Net zero banks neither reduce credit supply to the sectors they target for decarbonization nor do...

With fixed costs of participating in the stock market, consumers with high income will participate in the stock market, but consumers with lower income will not participate. If a fully-funded defined-contribution social security system tries to exploit the equity premium by selling a dollar of...