He's been very strange. I wonder if he's not been taking his meds.

In many churches some pews are reserved for either clerical or liturgical officials such as canons, or for prominent families.

The Turco used to say: 'Tommy, give Johnny pozzy,' and a tin of plum and apple jam used to be given him.

Copulas provide an example of the haphazard evolution of quantitative finance. The key result is Sklar's theorem, which says that one can characterize any multivariate probability distribution by its copula (which specifies the correlation structure) and its marginal distributions (the conditional one dimensional distributions). Thus one can create multivariate distributions by mixing and matching copulas and marginal distributions.