A.赤字 B.盈余 C.保持平衡 D.無法確定
A.MPS=0.4;MPM=0.2;t=0.25 B.MPS=0.4;t=0.25;經(jīng)濟(jì)沒有任何對外貿(mào)易 C.MPS=0.25;MPM=0.1;t=0.2 D.MPS=0.25;MPM=0.1;t=0.2;經(jīng)濟(jì)存在外國回波效應(yīng)
A.S+X+T=Y+M+G B.S+I+(T-G)=M-X C.S+M+T=I+X+G D.S+(G-T)-I=(X-M)