If C represents aggregate consumption, Id represents domestic investments, G represents government expenditures, E represents national expenditures on goods and services, X represents foreign demands for exports, and M represents domestic demand for imports, then aggregate demand in an economy equals:
A、C + Id + G
B、E + C + Id + (X - M)
C、C + Id + G + (X - M)
D、C + Id + G + (M - X)
发布时间：2025-04-02 04:40:14
