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 ...

Price elasticity measures how demand changes with price adjustments; key for investment decisions. Investors should focus on companies developing inelastic products for greater pricing power.

Demand elasticity is a phenomenon where demand for a specific good or service changes depending on factors such as how it is priced, whether alternatives are available or local income trends.

Steven Nickolas is a writer and has 10+ years of experience working as a consultant to retail and institutional investors. Robert Kelly is managing director of XTS Energy LLC, and has more than three ...