Depreciation = benefit firstly from the yr (opening harmony) + buys inside the yr − benefit at the conclusion of the year (closing harmony) “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。 Writing for openDemocracy, Adem Ferizaj claimed: "Within the one hand, PNL stands out seem-aesthetically from ot... https://pnl19676.blog5.net/78347303/the-5-second-trick-for-pnl