单向双向：某些产品的手续费只在开仓时收取，有些则在开仓和平仓时都收取； It Is vital to match P&L statements from various accounting intervals, as any changes eventually develop into a lot more significant as opposed to quantities on their own. It is necessary to match the cash flow assertion While using the cash move statement due to the fact, underneath the waiting for link from Press Release (93)