Depreciation = benefit in the beginning of your yr (opening equilibrium) + purchases from the year − price at the conclusion of the calendar year (closing balance) “盈亏修正”主要指的是交易成本，通常在投机交易中占比较小。盈亏修正的计算实际上非常复杂，不同的交易所可能有不同的规则格式来规范交易行为。 La agudeza sensorial se refiere a la capacidad de observar o detectar pequeños detalles ... https://pnl69024.articlesblogger.com/56693040/the-fact-about-pnl-that-no-one-is-suggesting