Crops and technologies On crops, livestock, fisheries, irrigation, technologies, production and more.
Landscapes and biodiversity On land, landscapes, forests and forestry, biodiversity, ecosystems, ecology and more.
Nutrition and health On nutrition, malnutrition and overnutrition as well as health, diets, diseases and more.
Social Inclusion On inclusion, social classes, social groups, social participation, social protection, Indigenous peoples and more.
Scientific Publication Is the rate of return on primary schooling really 26 percent? author(s) Knight, J. B - Sabot, Richard H - Hovey, D. C from International Food Policy Research Institute (IFPRI) permalink open published in 1989 themes Youth citation Knight, J. B; Sabot, Richard H; Hovey, D. C, 'Is the rate of return on primary schooling really 26 percent?', International Food Policy Research Institute (IFPRI), Washington, D.C., 1989 Publications and datasets provided via GARDIAN Abstract Non-PR Open original
