Direct Equivalents:
* One-for-one: This emphasizes the exact numerical equality of the exchange.
* Equivalent exchange: This implies a balance of value, but not necessarily a literal count.
* Swap: This is a more casual term, often used for simple exchanges.
* Barter: This refers to the exchange of goods or services for other goods or services, without using money.
* Trade: A broader term, encompassing both monetary and non-monetary exchanges.
Phrases Emphasizing Value:
* Equal value for value: This highlights the idea that both parties receive something of equal worth.
* Compensation: This implies a formal exchange, often in a business or legal context.
* Reciprocal: This emphasizes the mutual nature of the exchange.
Phrases Emphasizing Substitution:
* Replacement: This implies that one item is being replaced by another.
* Substitution: This is a more general term, used when one item is being exchanged for another, regardless of the reason.
* Interchange: This suggests a process of replacing one thing with another, often in a systematic or organized way.
The best word or phrase to use will depend on the specific context.