Your browser isn’t supported any longer. Update it to get the finest YouTube knowledge and our latest characteristics. Find out more “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。 For example, a business that provides a products or services to its buyer information the earnings on its P&L statement... https://www.youtube.com/watch?v=qMmsQ4kKgY4