Risk driver contributions are key to understanding portfolio risk. Often, this is done by decomposing portfolio ‘volatility’. This is problematic in the presence of non-elliptical distributions. Some asset managers propose switching to value-at-risk (VaR) or expected shortfall (ES) as risk...

In recent years, adverse market conditions demolished the funding status of many defined benefit (DB) pension plans highlighting the need for better risk management. We propose a novel framework to decompose the risk of DB pension plans which differs from earlier work in two fundamental ways....