Last-in, first-out (LIFO) and first-in, first-out (FIFO) are two common inventory valuation methods used by companies in accounting. Inventory valuation is the process of assigning value to materials, ...

There are two methods of accounting for inventory that affect a business's reported profits and taxable revenues: FIFO and LIFO. FIFO, first-in first-out, keeps the first inventory stocked on the ...