Income elasticity measures the relationship between sales and consumers' incomes, according to business expert, Graeme Pietersz, at Moneyterms.co.uk. Small-business sales are likely to fall when ...

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 ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...