Federal Reserve Bank of Atlanta
and Federal Reserve Bank of Boston. "2014 Survey of Consumer Payment Choice : Data User Manual" in Survey and Diary of Consumer Payment Choice
(October 3, 2016).
https://fraser.stlouisfed.org/title/7178/item/655171/content/pdf/frbatl_2014survey_scpc2014_users_guide, accessed on March 16, 2026.