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 ...

The challenge is wrapping your head around the difference between elasticity and inelasticity of demand. Elasticity of demand measures how much the demand for a product or service changes relative to ...

Mary Hall is a editor for Investopedia's Advisor Insights, in addition to being the editor of several books and doctoral papers. Mary received her bachelor's in English from Kent State University with ...