• 2022-06-09
    13.由总供求平衡,不能推导出如下哪个公式:
    A: C + Tn + ( S – Ff – Rf ) = C + G + Ig + ( X – M )
    B: (S - Ig) + (Tn– G) + (M – X –Ff - Rf) = 0
    C: C+ (G+Ig-Tn)+(X –M +Ff +Rf–S ) = 0
    D: ((S - Ff - Rf)- Ig)+ (Tn– G) + (M – X )= 0