计量经济学实验五-多重共线性的检验与修正-完成版(共12页).doc

精选优质文档-倾情为你奉上习题1.下表给出了中国商品进口额Y、国内生产总值GDP、消费者价格指数CPI。年份商品进口额(亿元)国内生产总值(亿元)居民消费价格指数(1985=100)19851257.88964.410019861498.310202.2106.519871614.211962.5114.319882055.114928.3135.819892199.916909.2160.219902574.318547.9165.219913398.721617.8170.819924443.326638.1181.719935986.234634.4208.419949960.146759.4258.6199511048.158478.1302.8199611557.467884.6327.9199711806.574462.6337.