风险管理Notes中第25页第三题A的解释中有if the futures contract is in a gain position at the end of the year, there may be taxes payable prior to the receipt of any sales receipts,这是为什么?
怎样理解
hedging to decrease the variablilty of the firm's value may end up increasing the variablilty of the firm's earning due to the difference between accouting earnings and cash flows