"Sterling Magic at one source for about $7 while another dealer charges $14.'

I'm not a dealer.
I see nothing wrong with dealers charging anything they want to, for their products.

Free trade?
The American Way?
Capitalism?
"should be maintained within good business practices and ethics as promoted by the club. Because this is not presently done, it only fans the fires of disillusionment by new and old members alike"

Do you really think it is the Club's place to tell members what to charge for their products?
Do you really think chip collectors do not shop around for what they want?