Robustly Hedging Variable Annuities with Guarantees under Jump and Volatility Risks

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Hedging guarantees in variable annuities under both equity and interest rate risks (2006, methodology): “Coleman, Li, Kim and Patron ([ 12 ]) illustrate numerically that, for hedging variable annuities with ratchet features, risk minimization hedging is superior to delta hedging in an incomplete market framework.”
The Impact of Stochastic Volatility on Pricing, Hedging, and Hedge Efficiency of Withdrawal Benefit Guarantees in Variable Annuities (2011, unknown): “( ) ( ) v v λσ κ κθ θ λσ κ κ + = + = ∗ ∗ , (10)”
Pricing Annuity Guarantees Under a Regime-Switching Model (2009, methodology): “Coleman et al. (2007) examined the impact of the volatility of the underlying asset on the variable annuities’ guarantees using Merton’s jump-diffusion model.”