The easy route to risk-neutral measure pricing

The principle of pricing in the risk-neutral measure is the foundation of quantitative analysis. I have already written a post which gives an intuitive description of the concept of a risk premium and which discusses some aspects of the risk-neutral approach (see here). In this post I want to look again at risk-neutral pricing. It … Continue reading The easy route to risk-neutral measure pricing

The efficient frontier for financial modelling

There is a trade off between the explanatory powers of a model and its complexity: the more a model explains, the more complex it will be. Would you disagree with that? Before you answer, let me make a claim: Mathematics is about revealing patterns that simplify. The mathematician's work is actually based on producing simplicity, … Continue reading The efficient frontier for financial modelling

Facts, rules of thumb, and intuition for swap spreads

The N-year swap spread is defined as: N-yr swap spread := N-yr swap rate - N-yr government bond yield. Since most quants spend much less time on the bond market than on the swaps market,  they often don't come to appreciate the central importance of the swap spread. Here is an unordered list of why … Continue reading Facts, rules of thumb, and intuition for swap spreads