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From A for acquirer, to Z for "zero-rated": In our glossary you will find a clear list of the most common technical terms from the world of payments explained in a simple and understandable manner.

The exchange of transaction data between acquirer and issuer banks (merchant or issuer banks) according to defined criteria. Fees are incurred per settled card transaction, which the acquirer must pay to the issuer. These are precisely calculated in advance and offer the advantage that the merchant receives clear transaction statements with detailed, transparent information about the interchange fee paid to the payment system.

Fees set by card schemes, which are charged by the customer's bank. The transaction volume determines the pricing of the fee collection and can vary greatly depending on the transaction, card type, location and business model.

An (online) payment option for paying for goods on account. The customer must pay the invoice within the specified payment period after receiving the goods. If the customer returns the goods, payment is not required.

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