Depreciation = benefit originally with the yr (opening stability) + purchases within the calendar year − price at the end of the year (closing balance) The formulation for each profit metric within the revenue and decline statement (P&L) is mentioned in the subsequent list: 今日持仓/昨日持仓：中国期货通常指定平今仓和平昨仓来收取不同的费用； For example, a company that https://pnl33086.wikitelevisions.com/7554173/5_simple_techniques_for_pnl