替一个朋友问个问题。她正在Emory商学院读MBA,某日上课时教授提到中国的GDP可能被过分高估了,理由是中国的能源消耗增长远远低于GDP的增长。作为中国人我们自然要奋力辩驳,但是究竟应该怎样说理呢?有没有哪位高人能从宏观经济学的角度解释一下?她特别列举了中国限制私人汽车等等举措,以证明中国在积极推行减低能源消耗的政策。但是教授的评论如下:Your argument was that a low level of car ownership/usage in China helped> to explain the low income elasticity of demand for energy relative to the> US. You need to compute the percentage change in car ownership/usage over> the relevant period (1992-2002) for the US and China and explain the how> the numbers should affect the relative growth rates of energy consumption> between the two countries. Your answer could be one of three> possibilities:> 1. the growth rate of cars in the US is higher than in China, and,> therefore the data support your argument.> 2. the growth rate of cars in China is higher than in the US and,> therefore, the data do not support your argument.> 3. the date is inconclusive.> > Remember, there are many other variables that affect relative energy use> in the US and China. We are only focusing on this narrow issue.> > Email me or come by my office if you...