its not an ethnic thing its a country thing. its just the way they do business over there. doesnt make them cheap or dishonest there are just certain expectations in different areas who is responsible for the costs, which is why terms like FOB and CIF exist
when i sell anything i eat all the fees on credit cards and paypal which sucks but thats how they do it in america
go to a gas station and hey have separate prices for cash and credit for similar reasons
if i buy any parts from a us distributor they are more than happy to take a credit card
any parts i import myself like heatsinks for example they put every penny of transaction fees on the buyer
The bulk of products sold domestically are priced accordingly to cover the cost of importing as well as the merchant fees and cost to warehouse parts domestically. its value added and up the chain a bit. its just the nature of business