0.17 Henry A. Selby Arthur D. Murphy Ignacio Cabrera Fernández Aida Castañeda, Battling Urban Poverty from below: A Profile of the Poor in Two Mexican Cities, American Anthropologist, 1987.

{ community national local social }	0.20
{ data sample variables societies }	0.17
{ economic labor market production }	0.14
{ family marriage children women }	0.12