Hard cash Strategy The income technique, that is also known as the dollars accounting approach, is only made use of when dollars goes out and in from the business. This can be a quite simple technique that only accounts for cash acquired or paid out. “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。 T... https://pnl21986.designi1.com/55329950/pnl-an-overview