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Registros recuperados: 5
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Modeling Linkages Between Climate Policy and Land Use: An Overview AgEcon
van der Werf, Edwin; Peterson, Sonja.
Agriculture and forestry play an important role in emitting and storing greenhouse gases. For an efficient and cost-effective climate policy it is therefore important to explicitly include land use, land use change, and forestry (LULUCF) in economy-climate models. This paper gives an overview and assessment of existing approaches to include land use, land-use change, and forestry into climate-economy models or to link economy-climate models to land-use models.
Tipo: Working or Discussion Paper Palavras-chave: Climate Change; Climate Policy; Modeling; Land Use; Environmental Economics and Policy; Land Economics/Use; Q23; Q24; Q25; Q42.
Ano: 2007 URL: http://purl.umn.edu/9545
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Absolute Abundance and Relative Scarcity: Announced Policy, Resource Extraction, and Carbon Emissions AgEcon
Di Maria, Corrado; Smulders, Sjak; van der Werf, Edwin.
We study the effectiveness of climate change policy in a model with multiple non-renewable resources that differ in their carbon content. We find that, when allowing some time between announcement and implementation of a cap on carbon dioxide emissions, emissions from non-renewable energy sources increase at the time of announcement. There are two channels behind this effect. First, since a binding constraint on emissions restricts energy use during some period of time, more must be extracted during other periods. Second, since low carbon energy sources are relatively more valuable when the policy is implemented, it is optimal to conserve them ahead of enforcement. This might induce a switch to high-carbon resources before the policy is implemented.
Tipo: Working or Discussion Paper Palavras-chave: Climate Policy; Non-renewable Resources; Announcement Effects; Scarcity; Order of Extraction; Environmental Economics and Policy.
Ano: 2008 URL: http://purl.umn.edu/46626
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Climate Policy and the Optimal Extraction of High- and Low-Carbon Fossil Fuels AgEcon
van der Werf, Edwin; Smulders, Sjak.
We study how restricting CO2 emissions affects resource prices and depletion over time. We use a Hotelling-style model with two non-renewable fossil fuels that differ in their carbon content (e.g. coal and natural gas) and in addition are imperfect substitutes in final good production. We show that an economy facing a CO2 flow-constraint may substitute towards the relatively dirty input. As the economy tries to maximise output per unit of emissions it is not only carbon content that matters: productivity matters as well. With an announced constraint the economy first substitutes towards the less productive input such that more of the productive input is available when constrained. Preliminary empirical results suggest that it is cost-effective to...
Tipo: Working or Discussion Paper Palavras-chave: Climate Policy; Non-Renewable Resources; Input Substitution; Environmental Economics and Policy; Resource /Energy Economics and Policy; O13; Q31; Q43.
Ano: 2007 URL: http://purl.umn.edu/8218
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Production Functions for Climate Policy Modeling: An Empirical Analysis AgEcon
van der Werf, Edwin.
Quantitative models for climate policy modeling differ in the production structure used and in the sizes of the elasticities of substitution. The empirical foundation for both is generally lacking. This paper estimates the parameters of two-level CES production functions with capital, labour and energy as inputs, and is the first to systematically compare all nesting structures. Using industry-level data from 12 OECD countries, we find that the nesting structure where capital and labour are combined first, fits the data best, but for most countries and industries we cannot reject that all three inputs can be put into one single nest. These two nesting structures are used by most climate models. However, while several climate policy models use a...
Tipo: Working or Discussion Paper Palavras-chave: Climate Policy; Input Substitution; Technological Change; Environmental Economics and Policy; O13; Q32; Q43; Q55.
Ano: 2007 URL: http://purl.umn.edu/9549
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Carbon Leakage Revisited: Unilateral Climate Policy with Directed Technical Change AgEcon
Di Maria, Corrado; van der Werf, Edwin.
A common critique to the Kyoto Protocol is that the reduction in emissions of CO2 by countries who comply with it will be (partly) offset by the increase in emissions on the part of other countries (carbon leakage). This paper analyzes the effect of technical change on carbon leakage in a two-country model where only one of the countries enforces an exogenous cap on emissions. Climate policy induces changes in relative prices, which cause carbon leakage through a terms-of-trade effect. However, these changes in relative prices in addition affect the incentives to innovate in different sectors. We allow entrepreneurs to choose the sector for which they innovate (directed technical change). This leads to a counterbalancing induced-technology effect, which...
Tipo: Working or Discussion Paper Palavras-chave: Environmental Economics and Policy.
Ano: 2006 URL: http://purl.umn.edu/12056
Registros recuperados: 5
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