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【单选题】
经营杠杆系数DOL、财务杠杆系数DFL和复合杠杆系数DCL之间的关系是( )。
A.
DCL=DOL+DFL
B.
DCL=DOL-DFL
C.
DCL=DOL×DFL
D.
DCL=DOL÷DFL
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