I don't know... I just can't see how one wouldn't save money, but what do I know. I know I have saved money.
http://www.courant.com/news/data/hc-is-a-woodburning-stove-worth-it-20140424,0,6278924.htmlstory
http://www.courant.com/news/data/hc-is-a-woodburning-stove-worth-it-20140424,0,6278924.htmlstory