This paper studied the trading strategy of an informed trader to maximize his final wealth under the condition of tradingfee and interest rate.
研究了在交易费用和利率的条件下，知情交易者为获取最大期末财富所采取的指令提交策略。
2
Transport fuels will probably be approached with some sort of tax or fee; industrial emissions will be tackled with regulation and possibly, later on, carbon trading.
The surge in trading volumes is also significant; at every stage the finance industry takes a cut in the form of a bid-offer spread, a fee or a commission.