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 crucial to compare P&L statements from diverse accounting durations, as any adjustments after some time grow to be extra meaningful in comparison to the numbers by themselves. "hitparade.ch - Discographie PNL". Hung Medien. Retrieved 26 September 2016. ^ a b c d e f g h i https://leonardoh185rwb7.targetblogs.com/profile