意愿是行为最直接的决定因素 ,一个能准确度量意愿的指标 ,将会给出最好行为的预测〔1〕。生育意愿是指人们对生育行为的最佳设计 ,对一个国家或地区的生育水平和人口发展起决定性的作用。本文对天津市初婚夫妇进行了生育意愿和生育需求的问卷调查 ,以期为我市计划生育工作 ,生 Willingness is the most direct determinant of behavior. An indicator that accurately measures the willingness will give the prediction of the best behavior [1]. Fertility intent refers to people’s optimal design of fertility behavior and plays a decisive role in fertility and population development in a country or region. In this paper, the first married couple in Tianjin conducted a questionnaire survey on the childbearing wishes and birth requirements, with a view to the city’s family planning work, students