I am working through my Quantitative Methods coursework today. Got up to a section on Index Numbers, which discussed how price indexes such as the NASDAQ, CPI and Dow Jones are calculated.
It seems odd that these sorts of measures aren’t more widely used outside economics and the stock market.
Imagine if an index number was [...]

I am giving Twitter a go. No particular reason to give it a try, other than it sounded new, hip and cool.
Turns out I only know one person who is on twitter, and he is currently in San Fran. Not all that useful to know when Martin is on Castro St, as I [...]