A new options-pricing formula applies to far-out-of-the money put options on the stock market when disaster risk dominates, the size distribution of disasters follows a power law, and the economy has a representative agent with Epstein-Zin utility. The elasticity of the put-options price is one...

Long-term data show that the dynamic efficiency condition r>g holds when g is represented by the average growth rate of real GDP if r is the average real rate of return on equity, E(re ), but not if r is the risk-free rate, rf .

Mortality and economic contraction during the 1918–1920 Great Influenza Epidemic provide plausible upper bounds for outcomes under the coronavirus (COVID-19).