In decades of public debate about global warming, one assumption has been accepted by virtually all factions - that tackling it would necessarily be costly.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/fixing-climate-change-might-add-no-costs-says-report
[2] http://admin.indiaenvironmentportal.org.in/category/author/justin-gillis
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/business-standard-new-delhi
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-change
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/global-warming
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/agriculture
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ipcc
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/colombia
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ethiopia
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/world-bank
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-economics