"Finance brings prosperity and danger. We use measurements of risk to try and control the dangers of investments while maximizing our growth. Current strategies rely on mathematical techniques and historical data to predict future risk, but ignore the human component, failing to take into...

Jon Danielsson discusses the use of capital ratios and macroprudential regulation and describes the limitations of each policy: How banks can inflate capital ratios, how capital requirements fail to reduce the risk of aggregate shocks and how Basel III regulations burden smaller banks relative...

Banks operating under Value-at-Risk constraints give rise to a welldefined aggregate balance sheet capacity for the banking sector as a whole that depends on total bank capital. Equilibrium risk and market risk premiums can be solved in closed form as functions of aggregate bank capital. We...