fixed cost and variable cost definition
Variable costs are costs that change in proportion to the good or service that a business produces. Variable costs are also the sum of marginal costs over all units produced. They can also be considered normal costs.Fixed costs and variable costs make up the two components of total cost.Direct costs, however, are costs that can easily be associated with a particular cost object. However, not all variable costs are direct costs.ariable costs are costs that change in proportion to the good or service that a business produces. Variable costs are also the sum of marginal costs over all units produced. They can also be considered normal costs.
Along with variable costs, fixed costs make up one of the two components of total cost: total cost is equal to fixed costs plus variable costs. In economics, fixed costs, indirect costs or overheads are business expenses that are not dependent on the level of goods or services produced by the business.They tend to be time-related, such as salaries or rents being paid per month, and are often referred to as overhead costs.n management accounting, fixed costs are defined as expenses that do not change as a function of the activity of a business, within the relevant period. For example, a retailer must pay rent and utility bills irrespective of sales. In marketing, it is necessary to know how costs divide between variable and fixed.