Wind power has used the economic route to be viable
In major wind power producing countries like Denmark and Germany, wind power is promoted through preferential tariffs and a larger incentive is given to wind farms with high plant load factor.
In Denmark, wind power had a fixed preferential feed-in tariff. Today, it is sold there in a liberalized electricity market at competitive rates. In addition to the market price, wind investors get an environmental premium of approximately 0.013
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/elsewhere
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/down-earth
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-mitigation
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy-policy
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/wind-energy
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/benefit-sharing
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/india