Calculations of costs and savings to businesses and consumers plus changes in government expenditures were modeled using the REMI Policy Insight model. The analysis determined that existing federal and state policies will reduce greenhouse gas emissions by around 29%, but scientists believe that a reduction of closer to 31-40% by 2030 will be necessary to meet their long-term environmental goals. Another emissions-based policy may be required to achieve acceptable atmospheric levels.
Cambridge Systematics – Reducing Greenhouse Gas Emissions [full PDF]
