Economics has firms maximizing value and people maximizing utility, but firms are run by people. Agency theory concerns the mitigation of this internal contradiction in capitalism. Firms need charters, regulations and laws to restrain those entrusted with their governance, just as economies need...

While gold objects have existed for thousands of years, gold's role in diversified portfolios is not well understood. We critically examine popular stories such as 'gold is an inflation hedge'. We show that gold may be an effective hedge if the investment horizon is measured in centuries. Over...

Since the 2008 global financial crisis, and after decades of relative neglect, the importance of the financial system and its episodic crises as drivers of macroeconomic outcomes has attracted fresh scrutiny from academics, policy makers, and practitioners. Theoretical advances are following a...

Given the importance of sound advice in retail financial markets and the fact that financial institutions outsource their advice services, what legal rules maximize social welfare in the market? We address this question by posing a theoretical model of retail markets in which a firm and a broker...

This paper models and estimates ex ante safety-net benefits at a sample of large banks in US and Europe during 2003-2008. Our results suggest that difficult-to-fail and unwind (DFU) banks enjoyed substantially higher ex ante benefits than other institutions. Safety-net benefits prove...

Investment taxes have a substantial impact on the performance of taxable mutual fund investors. Mutual funds can reduce the tax burdens of their shareholders by avoiding securities that are heavily taxed and by avoiding realizing capital gains that trigger higher tax burdens to the funds’...

Derivatives exposures across large financial institutions often contribute to - if not necessarily create - systemic risk. Current reporting standards for derivatives exposures are nevertheless inadequate for assessing these systemic risk contributions. In this paper, I explain how a...

We propose an equilibrium occupational choice model, where agents can choose to work in the real sector (become entrepreneurs) or to become informed dealers in financial markets. Agents incur costs to become informed dealers and develop skills for valuing assets up for trade. The financial...