Flirting with Models

The Research Library of Newfound Research

Tag: fragility

What do portfolios and teacups have in common?

Volatility is one way to manage risk. How sensitive a portfolio is to small changes in inputs – a measure of its fragility – is another important measure.

When Simplicity Met Fragility

Simplicity can be surprisingly robust, but too much simplicity can be surprisingly fragile. We explore the limits of simplicity in trend equity strategies.