cost basis; cost principle
Accounting principle where assets are recorded at their original purchase cost rather than current market value. Often contrasted with 時価主義 (market value basis).
See also: 時価主義
Japanese accounting standards adopt the cost principle.
Under the cost basis, assets are valued at acquisition cost.
時価主義 values assets at current market prices, while 原価主義 uses historical cost.
Compound of 原価 (cost) and 主義 (principle, doctrine).