Gomperzt模型的性质定理及应用_大学生本科毕业论文格式网 关键词 ：Gompertz模型 汽车拥有率 收入弹性 拐点 [gap=678]Keywords: car ownership; saturation; inflection point; income elasticity
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the number of car ownership 汽车拥有量 ; 拥有量
Car ownership ratio 汽车持有率
private car ownership 拥有私家车人士数量
Passenger car ownership 小客车持有与使用
car ownership rate 汽车拥有率
Mass Car Ownership 私家车普及
Joint Car Ownership 共同汽车的拥有权
private car ownership rate 小汽车拥有率
It is also generally accepted in some developing countries that car ownership is a symbol of personal status such as wealth, power and social prestige.
在一些发展中国家，人们也普遍认为拥有汽车是财富、权力和社会声望等个人地位的象征。
The rise of car ownership is the single biggest reason for this trend.
私家车数量的增长是这一变化趋势的唯一原因。
But lower levels of car ownership in poor countries makes such information less relevant.
但在贫穷国家，低档汽车车主对这些信息并不感冒。
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