Comparing P&L Statements It Is important to compare profits statements from diverse accounting periods. The rationale driving this is that any variations in revenues, working expenses, exploration and growth (R&D) spending, and Web earnings after a while tend to be more significant compared to the numbers on their own. “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... Successfully Submitted (Awaiting Approval)