Depreciation methods for firm’s assets

This study focuses on the analytical description of depreciation methods applied to firm’s equipments for corporate accounting and balance sheet. Depreciation is a systematic allocation of fixed asset cost over its useful life. Several methods are applied to estimate depreciation cost: Straight-Line Method, Sum of Years Digits Method, Declining Balance Method, Declining Balance Method switched to Straight-Line Method, Interest Methods (Sinking Fund Method and Annuity Method), Usage Methods (Machine Hours Method and Production Units Method), Depletion Method. Each of these depreciation methods have been examined in detail, concluding this work with an analytical and critical comparison between them.