1. Aaheim, A., Fuglestvedt, J. S., and Godal, O.: 2004, ‘Cost savings of flexible multi-gas climate policy’, Cicero Working paper 2004:03, CICERO, Norway.
2. Azar, C.: 1998, ‘Are Optimal CO2 Emissions Really Optimal?’, Environ. Resour Econ.
11, 301–315.
3. Azar, C. and Rodhe, H.: ‘Targets for stabilization of atmospheric CO2’, Science
276, 1818.
4. Azar, C., Lindgren, K., Larson, E., and Möllersten, K.,: 2005, ‘Carbon capture and storage from fossil fuels and biomass – Costs and potential role in stabilizing the atmosphere’, Clim Change (in press).
5. Cubasch, U. and Meehl, G. A. et al.: 2001, ‘Projections of future climate change’, in Houghton, J. T. et al. (eds.), Climate Change 2001: The Scientific Basis, Cambridge University Press, Cambridge, pp. 525–582.