Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Somer G. Anderson is CPA, doctor of ...

In order for a small-business order to price her products or services correctly, she must be able to understand what impact that price will have on demand. In some cases, demand will rise or fall 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 ...

The law of marginal utility states that customer satisfaction decreases with each unit purchased. So, the more your customers purchase, the less satisfaction they get from each additional purchase. If ...