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Contributions of U.S. Crop Subsidies to Biofuel and Related Markets AgEcon
Devadoss, Stephen; Bayham, Jude.
The U.S. crop subsidies provide incentives for farmers to expand feedstock production, which benefits the biofuel producers by lowering input costs. This study develops a general equilibrium model to analyze the effects of a reduction in the U.S. crop subsidy on biofuel industries and social welfare. The impacts of feedstock policies on the biofuel market are marginal. In contrast, the biofuel mandate has a larger impact and counteracts the effects of the crop subsidy reduction. The mandate increases the demand for feedstock and causes not only grain ethanol, but also cellulosic ethanol production to rise. The mandate exacerbates the distortion, and government spending increases significantly, leading to greater welfare loss.
Tipo: Journal Article Palavras-chave: Biofuel; Environmental impacts; Farm supports; Welfare analysis; Agribusiness; Agricultural and Food Policy; Agricultural Finance; Community/Rural/Urban Development; Crop Production/Industries; Environmental Economics and Policy; Farm Management; Financial Economics; Land Economics/Use; Research and Development/Tech Change/Emerging Technologies; Resource /Energy Economics and Policy; Q18; Q27.
Ano: 2010 URL: http://purl.umn.edu/100525
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Wildfire Hazards: An Analysis of Duration, Cost, and Size AgEcon
Bayham, Jude; Yoder, Jonathan K..
Wildfires are managed in a complex dynamic environment where suppression effort, environmental, and geographic characteristics all influence wildfire outcomes. Suppression effort is largely driven by threats to values at risk. We develop a stochastic dynamic programming model of wildfire suppression to show that under certain conditions, suppression effort may be diverted from overall containment in order to protect specific values at risk. We then estimate a trivariate hazard model to determine the impact of threatened structures on three important wildfire outcomes: wildfire duration, size, and suppression costs. Our results suggest that expected wildfire duration and size increase when residential structures and outbuildings become threatened.
Tipo: Presentation Palavras-chave: Wildfire Suppression; Dynamic Program; Hazard Model; Frailty Model; Values at Risk; Environmental Economics and Policy; Resource /Energy Economics and Policy.
Ano: 2012 URL: http://purl.umn.edu/122583
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U.S. Farm Subsidies and the Biofuel Industry AgEcon
Bayham, Jude; Devadoss, Stephen.
Tipo: Conference Paper or Presentation Palavras-chave: Biofuel Policy; General Equilibrium; CGE; Agricultural and Food Policy; Environmental Economics and Policy.
Ano: 2010 URL: http://purl.umn.edu/61253
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