How does MasterCard make money?

Related questions

1. Are points or cash back better for credit cards?
2. Do you get charged for cashback on a credit card?
3. What is the best cash back credit card?
4. How does cashback work on credit cards?
5. Do you have to pay back cash back rewards?
6. What is the point of cashback?
7. How do credit card make money if you pay full?
8. Why do banks offer cash back?
9. Why do credit cards offer cash back?
10. Does Cancelling a credit card hurt credit score?

Tags

1. #determined
2. #retailer
3. #transaction
4. #mastercard
5. #their
6. #every
7. #where
8. #makes
9. #between
10. #payment
11. #making
12. #network
13. #processes
14. #profits
15. #money
16. #banks
17. #interchange