Transofmation of the economic system: green reform and green growth
Energy technology diffusion and CO2 emission reduction: An application of the Ramsey model with logistic process
1. Energy technology diffusion and CO 2 emission reduction: An application of the Ramsey model with logistic process Kazushi Hatase Graduate School of Economics, Kobe University
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14. Common parameters (mainly adopted from DEMETER model) November 22, 2008 International Symposium on New Development in Environmental Economics, Sophia University Parameter Description Value K(0) Capital in 2000 76.746 $trillion Y(0) Gross output (GWP) in 2000 29.068 $trillion E(0) Total energy input in 2000 6.628 GtC δ Depreciation rate on capital 7%/year γ Capital’s value share 0.31 σ Elasticity between K-L and E 0.40 S(0) Share of new energy in 2000 4.2% p F (0) Price of fossil energy in 2000 276.29 $/tC p N (0) Price of new energy in 2000 1000 $/tC p N min Lowest possible cost of new energy 250 $/tC σ N Plant’s depreciation rate of new energy 7%/year g N Growth rate of new energy inputs 4.8%/year M(0) Carbon accumulation in the atmosphere in 2000 786 GtC μ Removal rate of CO2 from the atmosphere 0.6%/year θ F Emission intensity of fossil energy 1.0 Emis Nat Natural CO2 emission in 2000 1.33 GtC/year
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