一位美国历史学家在谈到一战前欧洲形势时说:欧洲变成一只“火药桶”,只等一粒火星将它引爆,这粒火星是()
A.涂油子弹事件
B.国会纵火事件
C.萨拉热窝事件
D.波士顿倾茶事件
C、萨拉热窝事件
A.涂油子弹事件
B.国会纵火事件
C.萨拉热窝事件
D.波士顿倾茶事件
C、萨拉热窝事件
A.美国作为惟一的超级大国,企图独霸世界
B.苏东剧变形势“一极”格局已经形成
C.冷战结束后,美国制造舆论干涉他国
D.美国凭借实力充当资本主义的守护神
问题一、JIT的优点是什么?
问题二、如何成功的构建供应链?
A.发挥公有制经济主导作用
B.增强国有经济的主体地位
C.提高我国集体经济的比重
D.加大对非公有制经济的支持
A.实行郡县制
B.建造阿房宫
C.颁布推恩令
D.设立刺史制度
A.刚果(布)
B.南非
C.加蓬
D.马达加斯加
A.文艺复兴
B.新航路开辟
C.美国内战
D.光荣革命
a.在没有对外贸易时,美国和欧洲汽车市场上均衡的厂商数量是多少?
b.在没有对外贸易时,美国和欧洲汽车市场上均衡的价格是多少?
c.现在假设美欧之间进行自由贸易,美国市场上除了原有的3亿人口外,将增加5.33亿人口。在美国和欧洲汽车市场上将有多少汽车厂商?汽车新的均衡价格是多少?
d.美国市场上汽车的价格在b和c中为何不同?自由贸易改善了消费者的福利吗?是怎样改善的?
Suppose that fixed costs for a firm in the automobile industry (start- up costs of factories, capital equipment, and so on) are $5 billion and that variable costs are equal to $17,000 per finished automobile. Because more firms increase competition in the market, the market price falls as more firms enter an automobile market, or specifically, where n represents the number of firms in a market. Assume that the initial size of the U.S. and the European automobile markets are 300 million and 533 million people, respectively.
a.Calculate the equilibrium number of firms in the U.S. and European automobile markets without trade.
b.What is the equilibrium price of automobiles in the United States and Europe if the automobile industry is closed to foreign trade?
c.Now suppose that the United States decides on free trade in automobiles with Europe. The trade agreement with the Europeans adds 533 million consumers to the automobile market, in addition to the 300 million in the United States. How many automobile firms will there be in the United States and in Europe combined? What will be the new equilibrium price of automobiles?
d.Why are prices in the United States different in (c) than in (b) ? Are consumers better off with free trade? In what ways?
A.发动金田起义
B.定都天京
C.颁布《天朝田亩制度》
D.提出《资政新篇》
A.大权集中、小权分散
B.大权分散、小权集中
C.大权独揽、小权分散
D.大权分散、小权独揽
A.目的是消灭经济危机
B.维护了资产阶级的利益
C.从根本上改变了美国经济
D.大力发展私人垄断资本主义