Technical paper
Cutting Edge 2013: fixing SABR
Fixing SABR
Cutting Edge introduction: fixing FVA
The funding valuation adjustment (FVA) is the biggest controversy of recent times in quantitative finance. Now the authors of the original FVA paper are back – and think there may be a solution. Laurie Carver introduces this month’s technical articles
Funding strategies, funding costs
Funding strategies, funding costs
Hedge backtesting for model validation
Derivatives pricing and expected exposure models must be backtested as a basic regulatory requirement. But what does this mean exactly, and how can it be used to reserve against model risk? Lee Jackson introduces a general backtesting framework for…
Time for a timer
Time for a timer
Cutting edge: Valuation and optimal hedging of storage contracts in incomplete gas markets
In this paper, Magnus Wobben, Tilman Huhne, Yuri Ivanov and Sebastian Hanneken examine the impact of market incompleteness on the valuation of gas storage contracts. In contrast to prior research, their proposed valuation framework accounts for the…
Cutting Edge introduction: systematic systematic factor models
Credit factor models tend to obscure the economics in favour of tractability – and this puts them at odds with rigorous arbitrage-free martingale pricing methods. To resolve this, quants are looking more closely at what a systematic risk factor actually…
Portfolio optimisation via replication
Filippo Della Casa and Michele Gaffo propose a new framework to run portfolio optimisation for life insurance business, by exporting the replicating portfolio technique from risk management to investment management. In particular, they develop a new risk…
Systematic risk factors redefined
Systematic risk factors redefined
Stuck with collateral
Stuck with collateral
Exchange-traded fund pair-trading strategies using autocorrelation-based mean reversion
ETF pair-trading strategies using autocorrelation-based mean reversion
Cutting Edge introduction: pricing the CVA doom loop
Pricing the CVA doom loop