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Supply response of Zimbabwean agriculture: 1970–1999 AgEcon
Muchapondwa, Edwin.
This paper uses data that spans different pricing regimes to estimate the aggregate agricultural supply response to price and non-price factors in Zimbabwe. The autoregressive distributed lag (ARDL) approach to cointegration employed here gives consistent estimates of supply response in the presence of regressor endogeneity and also permits the estimation of distinct estimates of both long-run and short-run elasticities when exogenous variables are not integrated of the same order. The results confirm that agricultural prices in Zimbabwe are endogenous and the exogenous variables are not integrated of the same order hence use of the autoregressive distributed lag approach was worthwhile. The paper finds a long-run price elasticity of 0.18, confirming...
Tipo: Journal Article Palavras-chave: Agricultural supply response; Autoregressive distributed lag; Cointegration; Farm Management.
Ano: 2009 URL: http://purl.umn.edu/56954
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Bioeconomic Model of Community Incentives for Wildlife Management Before and After CAMPFIRE AgEcon
Fischer, Carolyn; Muchapondwa, Edwin; Sterner, Thomas.
This paper formulates a bioeconomic model to analyze community incentives for wildlife management under benefit-sharing programs like the Communal Areas Management Programme for Indigenous Resources (CAMPFIRE) in Zimbabwe. Two agents influence the wildlife stock: a parks agency determines hunting quotas, and a local community chooses to either aid or discourage outside poachers. Wildlife generates revenues from hunting licenses and tourism; it also intrudes on local agriculture. We consider two benefit-sharing regimes: shares of wildlife tourism rents and shares of hunting licenses. Resource sharing does not necessarily improve community welfare or incentives for wildlife conservation. Results depend on the exact design of the benefit shares, the size of...
Tipo: Working or Discussion Paper Palavras-chave: Bioeconomic; CAMPFIRE; Community; Poaching; Wildlife; Benefit sharing; Resource /Energy Economics and Policy; H41; Q20.
Ano: 2005 URL: http://purl.umn.edu/10717
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