摘要
利用几乎理想系统 (AIDS)对河南城镇居民的食品消费状况进行了系统分析 ,建立了几乎理想需求系统模型 ,并在此基础上进行了需求支出弹性和需求价格弹性 (自价格弹性和交叉价格弹性 )分析 ,结果表明 ,在 5大类食品消费中 ,粮食和肉禽蛋是城镇居民的主要消费品 ,约占食品消费的 5 5 % ,烟酒茶消费份额随着人们收入提高呈下降趋势 .各种食品跳出“短缺”困境 。
The Almost Ideal Demand System(AIDS) is used to condition of analyze systematically the food consumption urban inhabitants of Henan Province and an AIDS model is set up as a basis to analyse the elasticities of demand expenditure and price (own price elasticity and cross price elasticity).The results show that among the five major groups of food consumption,grain and poultry and egg are major consumer goods,55% of total expenditure in urban housholds.Tobacco,ligur and tea’s shares are decreasing,as income increasing.All foods have leap out of the shortage,and the substituting relationship among the foods is expanding.
出处
《河南农业大学学报》
CAS
CSCD
2001年第2期163-168,共6页
Journal of Henan Agricultural University
