Fairtrade covers the costs of sustainable production, plus a premium for the farmers to invest in tackling poverty and promoting sustainable development. In other words it's win-win.
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/power-producers
[2] http://admin.indiaenvironmentportal.org.in/category/author/harriet-lamb
[3] http://admin.indiaenvironmentportal.org.in/category/journal/resurgence
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/agriculture
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/food-prices
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/trade
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/farmers
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/benefit-sharing
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/united-kingdom-uk
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/dominica