Returns to agricultural public spending in Africa south of the Sahara

cg.authorship.typesCGIAR single centreen
cg.contributor.crpPolicies, Institutions, and Markets
cg.coverage.regionAfrica
cg.coverage.regionSub-saharan Africa
cg.identifier.projectIFPRI - Statistics on Public Expenditures for Economic Development
cg.identifier.projectIFPRI - Development Strategy and Governance Division
cg.identifier.publicationRankNot ranked
cg.placeWashington, DCen
cg.reviewStatusInternal Reviewen
dc.contributor.authorBenin, Samuelen
dc.date.accessioned2024-08-01T02:50:43Zen
dc.date.available2024-08-01T02:50:43Zen
dc.identifier.urihttps://hdl.handle.net/10568/150109
dc.titleReturns to agricultural public spending in Africa south of the Saharaen
dcterms.abstractUsing data on 34 countries in Africa south of the Sahara (SSA) from 1980 to 2012, this paper assesses the returns to public spending in the agricultural sector, considering expenditures on agriculture as a whole versus expenditures on agricultural research. First, an aggregate production function is estimated using a fixed-effects, instrumental variables estimator to address potential endogeneity of agricultural expenditure and to obtain elasticities of land productivity with respect to total agricultural expenditure and agricultural research expenditure. Different model specifications are used to test the sensitivity of the results to different assumptions. The estimated elasticities are then used to estimate the rate of return to expenditure in different countries and groups of countries. The elasticity of land productivity with respect to total agricultural expenditure per hectare is estimated at 0.04, and elasticity with respect to agricultural research expenditure per hectare is estimated to be higher at 0.09. The aggregate returns to total agricultural expenditure and agricultural research expenditure in SSA are estimated at 11 percent and 93 percent, respectively. Comparative analysis of the estimates with those of previous studies, as well as across different countries and different groups of countries, is undertaken. Then implications are discussed for maintaining the high returns to agricultural research expenditure and for further studies on the low return to total agricultural expenditure, including more disaggregated analysis of expenditure on other functions besides research to better inform prioritization of agricultural expenditure.en
dcterms.accessRightsOpen Access
dcterms.bibliographicCitationBenin, Samuel. 2015. Returns to agricultural public spending in Africa south of the Sahara. IFPRI Discussion Paper 1491. Washington, DC: International Food Policy Research Institute. https://hdl.handle.net/10568/150109en
dcterms.extent40 pagesen
dcterms.isPartOfIFPRI Discussion Paperen
dcterms.issued2015-12-18
dcterms.languageen
dcterms.publisherInternational Food Policy Research Instituteen
dcterms.relationhttps://hdl.handle.net/10568/149541en
dcterms.relationhttps://hdl.handle.net/10568/151010en
dcterms.replaceshttps://ebrary.ifpri.org/digital/collection/p15738coll2/id/129997en
dcterms.subjectagricultural sectoren
dcterms.subjectinvestmenten
dcterms.subjectagricultural growthen
dcterms.subjectagricultural researchen
dcterms.subjectagricultural expenditureen
dcterms.subjectpublic expenditureen
dcterms.typeWorking Paper

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