op 300up 250up 選擇權與波動率 https://www.wantgoo.com/global/vixtwn 300 up 20150909 8/24 -5.22% 20200325 3/9 -2.9% 20210512 5/11 -4% 250 up 104/07/08 -3.34 105/11/09 -3.29 107/02/21 +2.76 開紅 110/01/13 +1.74 OK 110/02/24 -1.56 OK 110/03/03 +1.71 OK 往右滑或按下右鍵閱讀下一篇文章! 或是幫忙按一下讚鼓勵吧!