Choice of a cost management system
An activity-based cost management system offers significant benefits, including greater product costing accuracy, improved decision making, enhanced strategic planning, and an increased ability to manage activities. These benefits, however, are expensive. An activity-based cost management system is more complex and requires considerably more measurement activity--and measurement can be costly. As Kaplan and Anderson point out, "ABM system (are) expensive to build, complex to sustain, and difficult to modify.