investigation of self-productivity in early childhood in Germany. The data are drawn from the mother-child questionnaire of the … over time. A one percent increase in birth weight increase child’s noncognitive skills by 0.34 percent and child’s health … by 0.64 percent at the age of 3-18 months. Until the age of 42 months a one percent increases in child's noncognitive …

such a subsidization emanates from the "demonstration effect:" a child's propensity to furnish parents with attention and …