Conclusion - withdrawal (9)
I believe the answer is:
deduction
I believe this clue is a double definition.
'conclusion' is the first definition.
(I've seen this before)
'withdrawal' is the second definition.
(thesaurus)
(Other definitions for deduction that I've seen before include "Taking off" , "Amount taken away" , "Removal; finding" , "Conclusion" , "gathering" .)