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Table 2 Policy instruments in the simulated scenarios and Swiss carbon budget in Mt CO2

From: Lowering CO2 emissions in the Swiss transport sector

  CO2 levy on thermal fuels ETS CO2 levy on transport fuels
Reference scenario (1129 Mt CO2)    
  120 CHF/t CO2 constant For large CO2 Full exemption
   emitters, with declining cap  
1.5 t CO2-eq scenarios (934 Mt CO2)    
Uni Endogenous so as No ETS Same as thermal fuels
  to meet the 1.5-t target   
Uni-ETS Endogenous so as Same as ref. scenario Same as thermal fuels
  to meet the 1.5-t target   
Diff-ETS Endogenous so as Same as ref. scenario \(\frac {1}{4}\) rate for thermal fuels
  to meet the 1.5-t target   
1 t CO2-eq scenarios (852 Mt CO2)    
Uni Endogenous so as No ETS Same as thermal fuels
  to meet the 1-t target   
Uni-ETS Endogenous so as Same as ref. scenario Same as thermal fuels
  to meet the 1-t target   
Diff-ETS Endogenous so as Same as ref. scenario \(\frac {1}{4}\) rate for thermal fuels
  to meet the 1-t target   
  1. CO2 emissions from energy combustion from 2015 to 2050