The average annual rate of benefit of combination of "Winners-Losers" is 11.72%, being distinctly positive under 10%.

赢家减输家组合的平均年收益率为11.72%，在10%的水平下显著为正。

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The average annual rate of benefit of combination of "Winners-Losers" is 11.72%, being distinctly positive under 10%.

赢家减输家组合的平均年收益率为11.72%，在10%的水平下显著为正。

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