(C) Our World in Data This story was originally published by Our World in Data and is unaltered. . . . . . . . . . . Inequality in early childhood: risk and protective factors for early child development [1] ['Susan P Walker', 'Susan.Walker Uwimona.Edu.Jm', 'Tropical Medicine Research Institute', 'The University Of The West Indies', 'Kingston', 'Theodore D Wachs', 'Department Of Psychological Sciences', 'Purdue University', 'West Lafayette', 'In'] Date: 2022-10 3. Friedman J Sturdy J The influence of economic crisis on early childhood development: a review of pathways and measured impact. in: Alderman H No small matter: the impact of poverty, shocks and human capital investments in early childhood development. The World Bank , Washington, DC : 51-83 View in Article Crossref Google Scholar 6. Hertzman C Boyce T How experience gets under the skin to create gradients in developmental health. 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