Originally Posted by
channa
Almost right.
It's $2K (what you were willing to pay in cash) - $1,400 (what he did pay in cash) = $600 (what he saved in cash) / 35,000 = $0.0171 per mile.
Almost right. He's also losing about 5,500 EQM over a paid J as per your own post; so it's worth slightly less. ($600/(35,000+5,500))=$0.015 per mile.
Of course, we are making a guess / assumption that the OP's WTP=$2K.