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Journal of Population Sciences

Fig. 1 | Genus

Fig. 1

From: Population aging and the historical development of intergenerational transfer systems

Fig. 1

Age profiles of HG, lower income, high income. Source: Calculated from National Transfer Accounts age profiles of consumption and labor income that are publicly available at the website ntaccounts.org. Lines are unweighted averages of data for the countries listed. Hunter-gatherer line is a weighted average of data from Kaplan (1994, all groups but !Kung) and Howell (2010, !Kung). !Kung is weighted one half, and each of the other three groups is weighted one sixth. See text

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