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www.electricitypolicy.org.uk How can international frameworks support domestic implementation? Karsten Neuhoff University of Cambridge www.climate-strategies.org/ Outline Criteria from an economist’s perspective • Encourage domestic policies and CO2 price internalisation – To reduce total costs of climate policy • Address extreme CO2 price uncertainty – To facilitate public and private investment • Limit international transfers of rents – To maximise support for international cooperation • CER Put Options (CERPOs) Karsten Neuhoff, 2 I. Domestic policy is core for effective climate policy. It can include regulation, taxation, trading, etc. Comparison across OECD countries shows: Where taxation doubles energy prices, GDP is twice as high per unit of energy input. -> domestic policy drives energy efficiency – reduces cost of decarbonisation 1,400 Denmark 1,200 Japan Norway Average energy price $/toe 1,000 Best fit constant price Austria 800 elasticity of -1.0 Italy Luxembourg Germany Switzerland Portugal France 600 Spain Netherlands Sweden Finland New Zealand United States Turkey Australia Greece 400 Mexico United Kingdom 200 a Canada Hungary Korea Slovakia Czech Republic Poland Belgium 0 0.0 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 Average energy intensity (kg oil equivalent/$1995 GDP) 1.0 Source:Newbery, D. M. (2003) Sectoral dimensions of sustainable development: energy and transport. Karsten Neuhoff, 3 Economic Survey of Europe 2(73-93). II. Increase market confidence in CO2 price and emission trajectory facilitates financing and increases private sector responses. Illustrative Euro/t CO2 1. Short and not representative history 2. Difficult to quantify likelihood of low future CER prices 1 2 Today 2020 - Financing difficult for projects that require strong CER price - Possibility of low price is excuse to continue 2050 BAU Karsten Neuhoff, 4 Mitigation costs vary across sectors and technologies Energy supply Transport Buildings (elect.) Buildings (other) Industry (elect.) Industry (other) Agriculture Forestry Waste $/t CO2 <100 <50 International rent transfer with uniform CER price of 50 <20 <0 0 2 4 6 8 10 12 14 GT CO2 eq. Emission reduction potential (2030) non OECD/EIT Economic potential for GHG emission reductions in non OECD, non IET countries Base line emissions SRES B2 xxx GT Source IPCC, IPCC Fourth Assessment Report, Working Group III CH11 - TAR (draft), p 21 Karsten Neuhoff, 5 III. Avoid infra-marginal rents for international transfers, to increase support for international cooperation. 600 Billion USD Rent transfer with one CO2 price Direct cost 500 400 300 200 100 0 .7% global GDP Current ODA 10 $/bbl oil tax Mitigation cost non OECD/EIT Karsten Neuhoff, 6 CER Put Options (CERPOs) Issue for developing countries: • How to advance domestic climate policy? • Policy/sectoral/programmatic CDM have inherent risk of low future CER prices One solution: • Industrialised parties issue put options on CERs – Hedges downside risk for developing countries – Industrialised countries support strong CER price • Developing countries implement domestic policy and gain policy/sectoral/programatic CDM credits – CERPO pays if CER price is low Karsten Neuhoff, 7 Does CERPO proposal satisfy economist’s criteria? I. Development of domestic policy accelerated using policy/sectoral/programmatic CDM II. Reduces downside risk for countries/investors, facilitating financing and investment III. Infra-marginal rents not reduced Why not link to Chinese tax on CER exports? • Infra-marginal rent finances domestic policies Karsten Neuhoff, 8