本书回顾、考证、分析了中华人民共和国成立后50年即1949-2000年的人口、生育政策，回答了当时国家为什么提出一对夫妇只生育一个孩子，支出了生育政策调整的基本原则必须界定清晰，使它在人口控制中起到调节器的作用，还要立足于客观实际，以“软着陆”的方式进行政策调整，以缓解人口老龄化的冲击，避免人口年龄、性别、家庭结构畸形发展所带来的诸多社会问题。

This book reviews, examines and analyzes the population and fertility policies 50 years after the founding of the People's Republic of China, that is, from 1949 to 2000, and answers why the state proposed that a couple only have one child, and the basic principles of the adjustment of the birth policy must be clearly defined, so that it can play the role of a regulator in population control. Many social problems brought about by the development of deformed family structure.（AI翻译）