文章利用"中国健康与营养调查"2009年度的相关数据,采用分位数回归方法对我国孩子质量与数量间的替代关系进行分析研究,证实在生育政策与社会经济发展双重效力下的我国家庭孩子数量的减少,同时使孩子的质量得以提高。此外,孩子的性别、父母的学历、家庭所处地理位置、家庭长期福利水平以及家中孩子的性别组成也对孩子的质量有显著影响。
The paper analysis the tradeoff between child quality and child in China. Using data from the "China Health and Nutrition Survey, CHNS" (2009) examines the effect of family size on child quality. We find a negative correlation between family size on children's height and children's education, and child's gender, parent's education, family location, family longtime welfare level, has different sex siblings all affect child's quality.