简答题Margin accounts have the effect of A、Reducing the risk of one party regretting the deal and backing out B、Ensuring funds are available to pay traders when they make a profit C、Reducing systemic risk due to collapse of futures markets D、All of the above简答题In futures contracts margin accounts are adjusted for gains or lossesmonthly.简答题Which of the following is true A、Both forward and futures contracts are traded on exchanges. B、Forward contracts are traded on exchanges, but futures contracts are not. C、Futures contracts are traded on exchanges, but forward contracts are not. D、Neither futures contracts nor forward contracts are traded on exchanges.简答题A one-year forward contract is an agreement where A、One side has the right to buy an asset for a certain price in one year’s time. B、One side has the obligation to buy an asset for a certain price in one year’s time. C、One side has the obligation to buy an asset for a certain price at some time during the next year. D、One side has the obligation to buy an asset for the market price in one year’s time.简答题Which of the following is true about a long forward contract A、The contract becomes more valuable as the price of the asset declines B、The contract becomes more valuable as the price of the asset rises C、The contract is worth zero if the price of the asset declines after the contract has been entered into D、The contract is worth zero if the price of the asset rises after the contract has been entered into