5Grobler W . Perceptions of Poverty: A Study ofFood Secure and Food Insecure Households in anUrban Area in South Africa[J]. Procedia Economicsand Finance, 2 0 1 6 ( 3 5 ) :2 2 4 - 2 3 1 .
6Osmond M,Grigg C. Correlates of poverty: The interactionof individual and family characteristics[J].Social Forces, 1 9 7 8 , 5 6 ( 4 ) : 1 0 9 9 - 1 1 2 0 .
7Borjas G J. Does Welfare Reduce Poverty? [J].Research in Economics, 2 0 1 5 ( 3 ) :4 7 .