In addition, medical devices include in vitro diagnostic products, such as general purpose lab equipment, reagents, and test kits, which may include monoclonal antibody technology. Certain electronic radiation emitting products with medical application and claims meet the definition of medical device.
Sales commission is a variable cost because the amount of the account is subject to variation. Think about it: A used car salesman is paid a commission say of $500 for every car he sells for the month of October. If he sells only 2 cars, then the sales commission is $1000, If he sells a whopping 12 cars, then the sales commission is $6000!!
All the costs faced by companies can be broken into two main categories: fixed costs and variable costs. Fixed costs are costs that are independent of output. These remain constant throughout the relevant range and are usually considered sunk for the relevant range (not relevant to output decisions).Fixed costs often include rent, buildings, machinery, etc.Variable costs are costs that vary with output.Generally variable costs increase at a constant rate relative to labor and capital. Variable costs may include wages, utilities, materials used in production, etc. In accounting they also often refer to mixed costs.ixed costs are costs that are independent of output. These remain constant throughout the relevant range and are usually considered sunk for the relevant range (not relevant to output decisions). Fixed costs often include rent, buildings, machinery, etc. Variable costs are costs that vary with output.