交易策略 Trading Strategies ■投机 Speculation 空头寸一相信价格将下跌 short-believe price will fall 多头寸-相信价格将上升 long - believe price will rise ■套期 Hedging 多斗套期一保护价格上升 long hedge-protecting against a rise in price 空头套期-保护价格下跌 short hedge-protecting against a fall in price 22-922-9 交易策略 Trading Strategies 投机 Speculation - – 空头寸 – 相信价格将下跌 short - believe price will fall – 多头寸 -相信价格将上升 long - believe price will rise 套期Hedging - – 多斗套期 – 保护价格上升 long hedge - protecting against a rise in price – 空头套期 -保护价格下跌 short hedge - protecting against a fall in price