
Bothoftheseoptionsstrategieshavemanythingsincommon.Theyareusedwhenyouexpectthepriceoftheunderlyingstocktostayflatordropslightly. Eitherstrategyrequiresthepurchaseandsaleofthesametypeofoption.FortheBearCallSpread,youbuyaCallatonestrikeprice(oftenoutofthemoney)andsellaCallatalowerstrikeprice(ofteninthemoney).TheBearPutSpreadissimilar;youbuyaPutatonestrikeprice(usuallyinthemoney)andthensellaPutata...[阅读全文]