Edited ch09_fees.adoc with Atlas code editor

ch09_fees.adoc

@@ -581,7 +581,7 @@ carve out.
 
 === Adding Fees to Transactions
 
-The data structure of transactions does not have a field for fees.
+The data((("transaction fees", "change outputs and")))((("change output", "transaction fees and")))((("outputs", "transaction fees and")))((("inputs", "transaction fees and"))) structure of transactions does not have a field for fees.
 Instead, fees are implied as the difference between the sum of inputs
 and the sum of outputs. Any excess amount that remains after all outputs
 have been deducted from all inputs is the fee that is collected by the