Researchers from Yale University and the University of Connecticut examined the main reasons why people install solar panels on the roofs of their homes. The study was conducted in various residential areas of a city in Connecticut, USA, and was published in the *Journal of Economic Geography*. The main reason cited by these people is that they want to be seen as “green” by society.

Source: http://www.washingtonpost.com/blogs/wonkblog/wp/2014/10/23/study-solar-energy-isnt-just-for-rich-liberals-any-more/?Post +generic=%3Ftid%3Dsm_twitter_washingtonpost