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Key terms: cost micropayments price content fee sites provider cent credit card charging purchase transaction advertising granularity revenue usual criticism bandwidth customer clay argument currency consumer hears penny profit listener itunes respond schemes mmorpgs publishers accumulate one cent micropayment systems magazines threshold subscription newspapers price granularity public good radio program inconvenience free rider problem business model second account number of people free publications no additional cost mental transaction cost Search external links cited by footnotes on Wikipedia page Micropayment: |
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