产生经常项目盈余的国家很可能降低其未来的消费。这是否正确?试作解释。 Countries that run
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假定投资和储蓄是由下列等式所确定的:I=50一r.S=4r。 a.如果经济是封闭的。那么,利率、储蓄、投资和经常项目的均衡水平各是多少? b.如果该国是一个小国开放经济,且国际利率为8%,那么,a的答案会作何变化?如果利率升至12%。又会发生什么情况? c.如果投资函数变为I=70一r。那么a和b的答案有什么变化? Assume that investment and saving are determined by the following equations:I=50-r;and S=4r. a.If the economy is closed,what are the equilibrium levels of the interest rate,savings,investment,and the current account? b.How would your answer to(a)change if the country is a small open economy and the international interest rate is 8 percent?What would happen if the interest rate rises to 12 percent? c.How would your answer8 to(a)and(b)change if the investment function becomes I=70一r?
由于大选将至,A国的私人部门预期明年政府将减少税收。在这种情况下,A国今年的经常项目将会起什么变化? Due t0 the coming elections,the private sector in country A expects that the government willcut taxes next year.What will happen t0 country A’s current account this year?
香豆素结构中酚羟基可发生的反应为
A. 异羟肟酸铁反应
B. 三氯化铁反应
C. Gibbs反应或Emerson反应
Dragendorffs反应
E. 盐酸-镁粉反应
不同时间视界(differing time horizons)