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Comments on Yingying Lu’s Emissions intensity
       targeting: From China’s 12th five year plan to its
                   Copenhagen commitment

                                      Patrick Doup´
                                                  e
                                patrick.doupe@anu.edu.au
  PhD Candidate, Resource Management in Asia-Pacific & Environment and Development
       Program, Crawford School of Public Policy, Australian National University


                                    November 27 2012,
                                    Canberra, Australia



Doup´ - Discussant (Lu) (ANU)
    e                                Emissions intensity targeting   Crawford PhD Conference 2012   1/4
Why and what



This is a paper about the meeting environmental policy targets.




 Doup´ - Discussant (Lu) (ANU)
     e                           Emissions intensity targeting   Crawford PhD Conference 2012   2/4
Why and what



This is a paper about the meeting environmental policy targets.
     China (and others) are focusing on emissions intensity targeting




 Doup´ - Discussant (Lu) (ANU)
     e                           Emissions intensity targeting   Crawford PhD Conference 2012   2/4
Why and what



This is a paper about the meeting environmental policy targets.
     China (and others) are focusing on emissions intensity targeting
          Intensity = Emissions Levels
                          Income




 Doup´ - Discussant (Lu) (ANU)
     e                           Emissions intensity targeting   Crawford PhD Conference 2012   2/4
Why and what



This is a paper about the meeting environmental policy targets.
     China (and others) are focusing on emissions intensity targeting
          Intensity = Emissions Levels
                          Income
      Chinese climate policy is important




 Doup´ - Discussant (Lu) (ANU)
     e                           Emissions intensity targeting   Crawford PhD Conference 2012   2/4
Why and what



This is a paper about the meeting environmental policy targets.
     China (and others) are focusing on emissions intensity targeting
          Intensity = Emissions Levels
                          Income
      Chinese climate policy is important
      Enviro econ 101 focuses on levels




 Doup´ - Discussant (Lu) (ANU)
     e                           Emissions intensity targeting   Crawford PhD Conference 2012   2/4
Why and what



This is a paper about the meeting environmental policy targets.
     China (and others) are focusing on emissions intensity targeting
          Intensity = Emissions Levels
                          Income
      Chinese climate policy is important
      Enviro econ 101 focuses on levels
Finds that there is a set of emissions-growth trajectories that can achieve
China’s domestic and international commitments




 Doup´ - Discussant (Lu) (ANU)
     e                           Emissions intensity targeting   Crawford PhD Conference 2012   2/4
Levels, income and intensity



 Emissions Levels (E )


                                     E = Intensity0 × I




                               Income (I )
Levels, income and intensity



 Emissions Levels (E )


                                                                        E = Intensity0 × I

                                                                        E = Intensity1 × I



                                                                 Income (I )




 Doup´ - Discussant (Lu) (ANU)
     e                           Emissions intensity targeting     Crawford PhD Conference 2012   3/4
Comments




 Doup´ - Discussant (Lu) (ANU)
     e                           Emissions intensity targeting   Crawford PhD Conference 2012   4/4
Comments



      How is this modelled?




 Doup´ - Discussant (Lu) (ANU)
     e                           Emissions intensity targeting   Crawford PhD Conference 2012   4/4
Comments



      How is this modelled?
             Technology change (AEEI) appears to be exogenous




 Doup´ - Discussant (Lu) (ANU)
     e                           Emissions intensity targeting   Crawford PhD Conference 2012   4/4
Comments



      How is this modelled?
             Technology change (AEEI) appears to be exogenous
             There is a numerical algorithm from a previous paper




 Doup´ - Discussant (Lu) (ANU)
     e                           Emissions intensity targeting   Crawford PhD Conference 2012   4/4
Comments



      How is this modelled?
             Technology change (AEEI) appears to be exogenous
             There is a numerical algorithm from a previous paper

                                 min   Economic Loss subject to Intensity Target
                          Tax Profile




 Doup´ - Discussant (Lu) (ANU)
     e                                  Emissions intensity targeting   Crawford PhD Conference 2012   4/4
Comments



      How is this modelled?
             Technology change (AEEI) appears to be exogenous
             There is a numerical algorithm from a previous paper

                                 min   Economic Loss subject to Intensity Target
                          Tax Profile

             So, what does this paper do that is novel?




 Doup´ - Discussant (Lu) (ANU)
     e                                  Emissions intensity targeting   Crawford PhD Conference 2012   4/4
Comments



      How is this modelled?
             Technology change (AEEI) appears to be exogenous
             There is a numerical algorithm from a previous paper

                                 min   Economic Loss subject to Intensity Target
                          Tax Profile

             So, what does this paper do that is novel?
      Broader question




 Doup´ - Discussant (Lu) (ANU)
     e                                  Emissions intensity targeting   Crawford PhD Conference 2012   4/4
Comments



      How is this modelled?
             Technology change (AEEI) appears to be exogenous
             There is a numerical algorithm from a previous paper

                                 min   Economic Loss subject to Intensity Target
                          Tax Profile

             So, what does this paper do that is novel?
      Broader question
             How does one design policy that achieves a medium term emissions
             intensity target?




 Doup´ - Discussant (Lu) (ANU)
     e                                  Emissions intensity targeting   Crawford PhD Conference 2012   4/4

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Patrick discussant PhD Conference 2012

  • 1. Comments on Yingying Lu’s Emissions intensity targeting: From China’s 12th five year plan to its Copenhagen commitment Patrick Doup´ e patrick.doupe@anu.edu.au PhD Candidate, Resource Management in Asia-Pacific & Environment and Development Program, Crawford School of Public Policy, Australian National University November 27 2012, Canberra, Australia Doup´ - Discussant (Lu) (ANU) e Emissions intensity targeting Crawford PhD Conference 2012 1/4
  • 2. Why and what This is a paper about the meeting environmental policy targets. Doup´ - Discussant (Lu) (ANU) e Emissions intensity targeting Crawford PhD Conference 2012 2/4
  • 3. Why and what This is a paper about the meeting environmental policy targets. China (and others) are focusing on emissions intensity targeting Doup´ - Discussant (Lu) (ANU) e Emissions intensity targeting Crawford PhD Conference 2012 2/4
  • 4. Why and what This is a paper about the meeting environmental policy targets. China (and others) are focusing on emissions intensity targeting Intensity = Emissions Levels Income Doup´ - Discussant (Lu) (ANU) e Emissions intensity targeting Crawford PhD Conference 2012 2/4
  • 5. Why and what This is a paper about the meeting environmental policy targets. China (and others) are focusing on emissions intensity targeting Intensity = Emissions Levels Income Chinese climate policy is important Doup´ - Discussant (Lu) (ANU) e Emissions intensity targeting Crawford PhD Conference 2012 2/4
  • 6. Why and what This is a paper about the meeting environmental policy targets. China (and others) are focusing on emissions intensity targeting Intensity = Emissions Levels Income Chinese climate policy is important Enviro econ 101 focuses on levels Doup´ - Discussant (Lu) (ANU) e Emissions intensity targeting Crawford PhD Conference 2012 2/4
  • 7. Why and what This is a paper about the meeting environmental policy targets. China (and others) are focusing on emissions intensity targeting Intensity = Emissions Levels Income Chinese climate policy is important Enviro econ 101 focuses on levels Finds that there is a set of emissions-growth trajectories that can achieve China’s domestic and international commitments Doup´ - Discussant (Lu) (ANU) e Emissions intensity targeting Crawford PhD Conference 2012 2/4
  • 8. Levels, income and intensity Emissions Levels (E ) E = Intensity0 × I Income (I )
  • 9. Levels, income and intensity Emissions Levels (E ) E = Intensity0 × I E = Intensity1 × I Income (I ) Doup´ - Discussant (Lu) (ANU) e Emissions intensity targeting Crawford PhD Conference 2012 3/4
  • 10. Comments Doup´ - Discussant (Lu) (ANU) e Emissions intensity targeting Crawford PhD Conference 2012 4/4
  • 11. Comments How is this modelled? Doup´ - Discussant (Lu) (ANU) e Emissions intensity targeting Crawford PhD Conference 2012 4/4
  • 12. Comments How is this modelled? Technology change (AEEI) appears to be exogenous Doup´ - Discussant (Lu) (ANU) e Emissions intensity targeting Crawford PhD Conference 2012 4/4
  • 13. Comments How is this modelled? Technology change (AEEI) appears to be exogenous There is a numerical algorithm from a previous paper Doup´ - Discussant (Lu) (ANU) e Emissions intensity targeting Crawford PhD Conference 2012 4/4
  • 14. Comments How is this modelled? Technology change (AEEI) appears to be exogenous There is a numerical algorithm from a previous paper min Economic Loss subject to Intensity Target Tax Profile Doup´ - Discussant (Lu) (ANU) e Emissions intensity targeting Crawford PhD Conference 2012 4/4
  • 15. Comments How is this modelled? Technology change (AEEI) appears to be exogenous There is a numerical algorithm from a previous paper min Economic Loss subject to Intensity Target Tax Profile So, what does this paper do that is novel? Doup´ - Discussant (Lu) (ANU) e Emissions intensity targeting Crawford PhD Conference 2012 4/4
  • 16. Comments How is this modelled? Technology change (AEEI) appears to be exogenous There is a numerical algorithm from a previous paper min Economic Loss subject to Intensity Target Tax Profile So, what does this paper do that is novel? Broader question Doup´ - Discussant (Lu) (ANU) e Emissions intensity targeting Crawford PhD Conference 2012 4/4
  • 17. Comments How is this modelled? Technology change (AEEI) appears to be exogenous There is a numerical algorithm from a previous paper min Economic Loss subject to Intensity Target Tax Profile So, what does this paper do that is novel? Broader question How does one design policy that achieves a medium term emissions intensity target? Doup´ - Discussant (Lu) (ANU) e Emissions intensity targeting Crawford PhD Conference 2012 4/4