overhead calculation in production order activity
during month end, for production order or process order, i need to carry out the activity in this order - overhead calculation -> wip -> variance -> settlement.
1) may i know why overhead must be the first step?
2) for plan OH, it is to affect the costing run to get the fnished goods price. may i know for actual OH kgi2/co43, what is the implication after run this actual OH?