The hedge ratio of an at-the-money call option on IBM is 0.33 . The hedge ratio of an at-the-money put option is -0.67 . What is the ledge ratio of an at-the-money straddle position on IBM? (Negative answer should be indicated by a minus sign. Round your answer o 2 decimal places.)\ Hedge ratio

he hedge ratio of an at-the-money call option on IBM is 0.33 . The hedge ratio of an at-the-money put option is -0.67 . What is the edge ratio of an at-the-money straddle position on IBM? (Negative answer should be indicated by a minus sign. Round your answer - 2 decimal places.)