We analyse a card payment system to assess the economic impact of the interchange fee. This fee is paid by the bank of the merchant, the acquirer, to the bank of the consumer, the issuer. We build up a mode in order to explore whether the interchange fee can enhance the participation to the...

We analyse a card payment system to assess the economic impact of the interchange fee. This fee is paid by the bank of the merchant, the acquirer, to the bank of the consumer, the issuer. We build up a mode in order to explore whether the interchange fee can enhance the participation to the...

Einleitung -- Das europäische Kartengeschäft - „The Two-Sided-Market“ -- Das Kartengeschäft - Grundlage innovativer Geschäftsmodelle -- Fallbeispiel EPI – European Payment Initiative.-Zusammenfassung der Erkenntnisse.