This reminds me one study that I've read sometime ago (sorry my google-fu is not good enough and I cannot find link to it) - when people call locksmith and get

This reminds me one study that I've read sometime ago (sorry my google-fu is not good enough and I cannot find link to it) - when people call locksmith and get inexperienced technician that takes an hour to do the job they felt the charge was reasonable and justified. If they get experienced technician that does same job within 10 minutes, people feel ripped off when they pay same money as in the first case.