English to Spanish Bus/Financial Business/Commerce (general)

The term "transactional pricing" is often used to define some king of "pay-as-you" payment model. Under transactional pricing model, instead of making and upfront payment for a product or service, you pay for it as you use it. The most common example is, perhaps, telecom services.

The term "transaction price" is used to define the price of some product or service expressed in the quantity of some other product or service. In other words, transaction price reflects the relation (ratio) between the values of the two products.

In the merchant services industry the term "transaction pricing" means the pricing of transaction processing. If you are a merchant, who accepts payments online, you have to pay for transaction processing services. Processing costs always consist of several components: base costs (including assesments and interchange) and markups. Plus you have to pay monthly subscription fees (recurring payments for usage of your merchant account, PCI compliance, and other services)