In accounting, liabilities are obligations of the company to transfer something of value (an asset-see above) to another party. On a company s balance sheet, a liability may be a legal debt or an accrual, which is an estimate of an obligation. Equity is the owner's value in an asset or group of assets.
A stable variable power supply with an adjustable output voltage from 5 volts to 30 volts can be
variable cost. A periodic cost that varies in step with the output or the sales revenue of a company. Variable costs include raw material, energy usage, labor, distribution costs, etc. Companies with high variable costs are significantly different from those with high fixed costs. This difference affects the financial structure of the company as well as its pricing and profits.