Opinions expressed by Entrepreneur contributors are their own. A fixed cost is one that your business incurs whether or not it makes any sales. An example is rent: It has to be paid every month ...

Being able to survive and thrive as a business owner has as much to do with managing costs as it does with generating revenue. Like the chief financial officer of any company, you have to be concerned ...

The world of microeconomics and business decision-making hinges upon a key concept: marginal cost. In the simplest terms, marginal cost represents the expense incurred to produce an additional unit of ...

As you work to create a budget, it’s important to understand how fixed and variable expenses will impact your bottom line. David McMillin writes about credit cards, mortgages, banking, taxes and ...