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【多选题】
当生产函数为Q=f(L,K)时,规模报酬可以被描述为( )。A.
λnf(L，K)>f(L，K)
B.
λnf(L，K)
C.
λnf(L，K)=f(L，K)
D.
Q=f(λL、λK)
E.
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