result taller and heavier parents should have more sons relative to daughters. Using two British cohort studies, evidence was … parents' height and weight using one of the datasets. No evidence of any such relationship is found. …

Does a high regional concentration of immigrants of the same ethnicity affect immigrant children's acquisition of host … exposure to a higher own-ethnic concentration impairs immigrant children's host-country language proficiency and increases … school dropout. A key mediating factor for this effect is parents' lower speaking proficiency in the host-country language …

/SES gradient can be explained by differential performance at second level which also explains the gap between the sexes. Students … from white collar backgrounds do significantly better in their final second level exams than the children of blue …