The feerate for spending a created change output eventually (i.e. not urgently, and thus at a lower feerate). Calculated using long term fee estimate. This is used to decide whether it could be economical to create a change output.
The feerate for spending a created change output eventually (i.e. not urgently, and thus at a lower feerate). Calculated using long term fee estimate. This is used to decide whether it could be economical to create a change output.