>perhaps the buyers only value the "stringent quality check" of the mark, and do not care for the "region check" This goes hand in hand since the Parmigiano Re

>perhaps the buyers only value the "stringent quality check" of the mark, and do not care for the "region check" This goes hand in hand since the Parmigiano Reggiano Consortium has no interest in verifying quality of cheese from other regions. The cheese producers located elsewhere are free to found their own consortium for quality checking, build up its reputation and convince customers to value it the same as parmigiano reggiano.