Originally Posted by TAHKUCT

Good point. Here is an interesting NY Times article (even though a bit out dated so stats could of changed in 18 years):

http://query.nytimes.com/gst/fullpag...57C0A966958260

Taken from the article:

"Less Profit From Mastercard

Although most banks issue both Visa and Mastercard, they make less profit from Mastercard. For one thing, there are 37 million fewer Mastercards than Visas. Mastercard holders also buy less with their cards - an estimated $925 in charges this year compared with an estimated $1,031 for Visa - so banks earn less from merchant fees and interest on balances. "