To investigate how having a child without a disability is related to maternal mental health and its predictors, we compared mothers of a single child with intellectual disabilities (single-child group, n = 117) and mothers of children with and without intellectual disabilities (multiple-children group, n = 457), in Japan. Compared to the…

Empirical analyses of the determinants of life satisfaction routinely include the number of children as one of the socio demographic controls, without explicitly considering that, for a given household income, more children imply a lower level of income per family member. The variable "number of children" then often attracts a negative…

If personal networks of only children differ from those of children with siblings, then study of the different patterns of personal association is especially relevant to the understanding of social change in China, where the population of children without siblings is rapidly increasing. A study of these differential social networks used data…