| 1. | The study uses a semi log demand function , with per capita consumption as dependent variable and per capita income , price of itself and its substitutes as independent variables , with 1982 - 2000 time series data , to calculate income elasticity and price elasticity of pork , beef , mutton , birds meat , egg , milk and aquatic products , so as to estimate chinese feed demand 本文以1980 2000年的时间序列资料,以人均畜产品消费量为因变量,以人均收入、价格和替代品价格为自变量,采用半对数形式的需求函数,对猪肉、牛羊肉、禽肉、蛋、奶和水产品消费需求的收入弹性和价格弹性进行测算,从而测算我国饲料的需求。 |