When worried about whether the market is frothy or bubbled up, our instinct is to check one or another form of PE ratios. But is this sensible? I don't think so and here is why. First, I submit that ...

linking ratios and fractions close fractionThe result of one integer divided by another. It is written with one integer above the other with a horizontal line between them. The denominator must not be ...

Global optimisation of sum of ratios problems represents a formidable challenge in contemporary applied mathematics and operations research. Such problems involve objective functions that are ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...