Interest rates

Credit goes to forward rate spreads

Commonly used as an indicator of a bank’s health, the spread between reference rates like Libor and the overnight indexed swap rate used to be close to zero until the onset of the crisis. After many years of high spreads, we know that it is now here to…

Differential rates, differential prices

Collateral agreements and funding costs affect derivatives prices through discounting and adjustments. But if the borrowing and lending rates aren’t equal, the situation becomes even more complicated. Fabio Mercurio shows that buy and sell prices diverge…

German insurers respond to ZZR reserve squeeze

Rising interest rates are melting German life insurers’ hidden reserves and piling pressure on firms to rethink strategies to finance the ZZR, a ballooning regulatory reserve they have to hold against products offering high guarantees. Hugo Coelho reports

SABR goes normal

The benchmark stochastic alpha beta rho model for interest rate derivatives was designed for an environment of 5% base rates, but its traditional implementation method based on a lognormal volatility expansion breaks down in today’s low-rate and high…

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