Realized divergence gauges the distinct realized moments associated with time-varying uncertainty and is tradeable with divergence swaps engineered from delta-hedged option portfolios. Consistently with established notions of symmetry in arbitrage-free option markets, implied divergence...

Market design matters when heterogeneous borrowers roll over loans, facing funding shocks. Borrower anonymity is a key feature of various financial markets, such as short term, interbank lending markets. We show that anonymous markets experience systemic runs for large shocks, but provide...

Extensions of expected utility theory are sensitive to the tail behavior of the portfolio return distribution and may not be approximated reliably through higher-order moment expansions. We develop a novel approach for model risk assessment based on a projection method and apply it to portfolio...