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 ...

Understanding the cost of each unit you produce is essential to ensure your business remains profitable. To calculate the cost per unit, add all of your fixed costs and all of your variable costs ...

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 ...

A change in demand affects your sales and impacts your variable costs. As your sales grow, your variable costs increase. As your sales fall, your variable costs decrease. If you raise or lower your ...