Depreciation
Overview
 
Depreciation refers to two very different but related concepts:
  1. the decrease in value of assets (fair value
    Fair value
    Fair value, also called fair price , is a concept used in accounting and economics, defined as a rational and unbiased estimate of the potential market price of a good, service, or asset, taking into account such objective factors as:* acquisition/production/distribution costs, replacement costs,...

     depreciation), and
  2. the allocation of the cost of assets to periods in which the assets are used (depreciation with the matching principle
    Matching principle
    The matching principle is a culmination of accrual accounting and the revenue recognition principle. They both determine the accounting period, in which revenues and expenses are recognized. According to the principle, expenses are recognized when obligations are incurred The matching principle...

    ).

The former affects values of businesses and entities. The latter affects net income. Generally the cost is allocated, as depreciation expense, among the periods in which the asset is expected to be used.
 
x
OK