Read Gus Fuldner's posts on Quora. http://www.quora.com/Gus-Fuldner/answers | Hacker News

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		qq66 on Oct 9, 2011 \| parent \| context \| favorite \| on: Ask HN: Where/How do I learn about credit card pay... Read Gus Fuldner's posts on Quora. http://www.quora.com/Gus-Fuldner/answers

jacobolus on Oct 9, 2011 [–]

Seconded.

Also, Carol Benson & Scott Loftesness’s book, Payments Systems in the U.S., is quite an excellent introduction: http://www.amazon.com/dp/098278970X

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