Sibling Rivalry: A Six Country Comparison

In this paper we analyse with the PISA data on literacy achievement of fifteen-year-old pupils in six member countries of the OECD, whether the fact of having many siblings affects the individual educational outcome. The hypothesis that we test is whether parents? resources matter for educational outcome. If they do and parents are constraint in their budgets, siblings will rival for the limited parental resources and thereby negatively affect educational outcome. The hypothesis is tested by regressing the literacy achievement on the number of siblings within a family and also by regressing di... Mehr ...