The use of mobile telephone carriers as a micropayment system has been held back by the mobile carriers' substantial charges for providing the service.
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Q12: Concerns about digital cash methods include privacy
Q13: More than 80% of B2C online payments
Q14: Digital cash ought to be anonymous, just
Q15: Payment card service companies charge merchants per-transaction
Q16: In an online cash storage system, a
Q18: The level of fraud in online transactions
Q19: In an offline cash storage system, a
Q20: A debit card removes the amount of
Q21: A disadvantage of using paper checks is
Q22: Using digital cash provides an audit trail.
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