On total cash outflows of $7,240, the loss of $2,960 amounts to a 40.9% loss while the index drops by a relatively small 8.2%.

• 这个损失相当于他动用到的资金7240元(5000元加上补仓2240元)的40.；9%25。在同一时间里，此指数期货的价格从180