Our other favorite payments blogs:
- Tomorrow's Transactions
- The PayPal Blog
- Mobile Commerce Daily
- The Federal Reserve Bank Payments Research Groups
- American Banker (Source Media)
- FDIC (Statistics on banking)
- The Nilson Report
- The Green Sheet
- The American Banking Association
- Bank Administration Institute (BAI)
- NACHA (ACH)
- ECCHO (Checking)
Many large networks, payments services providers, and processors have payments white papers and/or investor presentations with interesting information.
Look at Visa, MasterCard, American Express, Fiserv, FIS, First Data, TSYS, etc.
Payments research firms including: Aite, Mercator, Javelin, Aberdeen, Pymnts
Bank for International Settlement (BIS) "Red Book" on payments systems in CPSS countries.
The World Bank/CGAP: publications on mobile wallets in developing countries.