Podcast appearances · Radar

Birol Unal

Dr. Birol Unal is a capital-markets expert and trainer in mathematical finance at London Financial Studies, with 25+ years in quantitative valuation and rates trading at CSFB and UBS.

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APPEARANCES

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PODCASTS

Sep 23, 2026

Mind the Markets

Mind the Markets

Valuation Risk for Derivatives - Birol Unal

Sep 23 · 29m

10:33

But, you know, is there any sort of mechanism for checking that the model is sort of covering everything or not?

Birol UnalGUEST

10:41

Sure.

Birol UnalGUEST

10:42

I think there are a number of ways you can just realise this.

Birol UnalGUEST

10:48

So a good example that I give is actually, so maybe I can give another example.

Birol UnalGUEST

10:56

Yes.

Birol UnalGUEST

10:56

And then yes, in the context, actually, how you can, a bank can realise actually there are problems with the model.

Birol UnalGUEST

11:04

And it really goes back to this basic concept of, which is really useful, is the risk-based P&L explainer.

6 MINS LATER

16:52

So there must be a bit of the bank that is basically looking at that full time, isn't it? I mean, I guess there's a firm wide risk department that does this.