I've found this paper quite enlightening (PDF warning): http://www.kansascityfed.org/publicat/psr/rwp/WP04MerchCardAcceptance12-28-04.pdf http://www.kansascity

I've found this paper quite enlightening (PDF warning): http://www.kansascityfed.org/publicat/psr/rwp/WP04MerchCardAcceptance12-28-04.pdf http://www.kansascityfed.org/publicat/psr/rwp/WP04MerchCardA... Aparrently merchants continue to accept expensive fees even when those fees exceed the benefit of accepting that form of payment (WTF?)