Most models for barrier pricing are designed to let a market maker tune the model-implied covariance between moves in the asset spot price and moves in the implied volatility skew. This is often implemented with a local volatility/stochastic volatility mixture model, where the mixture parameter...

As of June 12, 2021, the end of the COVID-19 pandemic appeared to be fast approaching. As such, there is now increased debate with respect to the nature of a post-COVID economic recovery. Several financial writers have referenced the Roaring 20s as a historical period that may provide useful...