Model and scenario | 5% per year discount rate on goods | DICE | 4% per year discount rate on goods | 3% per year discount rate on goods | 2.5% per year discount rate on goods |

Estimates of 2020 SCC from US Working Group, 2013 (2010$) | |||||

DICE-2010 | 12 | na | na | 40 | 59 |

PAGE | 23 | na | na | 74 | 105 |

FUND | 3 | na | na | 22 | 37 |

Average | 13 | na | na | 45 | 67 |

Estimates for different DICE model versions (2010$) | |||||

DICE-2013R | 15 | 24 | 26 | 50 | 74 |

DICE-2016R | 23 | 37 | 41 | 87 | 140 |

Upper rows show estimates of the 2020 SCC from the IAWG. The three models have harmonized outputs, emissions, populations, and ETS distribution and use constant discount rates. Lower rows show the results of the estimates from the two latest versions of the DICE model for the baseline (Table 1) and using constant discount rates.