Operation cost, often referred to as operating cost, is the money that it takes to run your business. These are the day-to-day business expenses required to keep the lights on and to have the staff ...

A variable is an event, idea, value or some other object or category that a researcher or business can measure. Variables can be dependent or independent. Dependent variables vary by the factors that ...

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 ...