① 只持有九州通(600998)的收益为:30.90%
② (600998 vs 603031)按1:1配对交易，对冲风险组合收益为:127.31%
③ (600998 vs 600984)按1:1配对交易，对冲风险组合收益为:99.24%
④ (600998 vs 600584)按1:1配对交易，对冲风险组合收益为:98.88%
⑤ (600998 vs 603129)按1:1配对交易，对冲风险组合收益为:94.59%
⑥ (600998 vs 002916)按1:1配对交易，对冲风险组合收益为:89.73%
⑦ (600998 vs 603703)按1:1配对交易，对冲风险组合收益为:80.44%
⑧ (600998 vs 603338)按1:1配对交易，对冲风险组合收益为:78.51%
⑨ (600998 vs 600988)按1:1配对交易，对冲风险组合收益为:78.33%
ⓐ (600998 vs 600416)按1:1配对交易，对冲风险组合收益为:72.94%
ⓑ (600998 vs 600289)按1:1配对交易，对冲风险组合收益为:72.63%