The double-declining balance (DDB) depreciation method, also known as the reducing balance method, is one of two common methods a business uses to account for the expense of a long-lived asset.

It involves analyzing fixed, variable, operating, direct, and indirect costs. Methods include standard costing, activity-based costing, lean accounting, and marginal costing. Unlike financial ...

Challenges in lean accounting for product costing include the need for accurate data and the shift from traditional methods. For instance, identifying and allocating costs can be complex ...