ECONOMICS

Detailed explanation-1: -Companies in the white-collar sector of business, including law firms, accounting businesses, and private investment companies, can utilize job order costing to manage individual client accounts. For example, accounting firms can consider each individual client a job.

Detailed explanation-2: -Job order costing is useful for determining if a job is profitable. It helps the company make estimates about the value of materials, labor, and overhead that will be spent while doing that particular job.

Detailed explanation-3: -Job costing is used by interior decoration industries, engineering jobs, ship building.

Detailed explanation-4: -Examples of companies that use job costing systems include Boeing (airplanes), Lockheed Martin (advanced technology systems), and Deloitte & Touche (accounting).