Making Price Increases Using Valuation 
Use
Valuation can be used to change value fields (which can also be selected individually) by a given percentage.
Procedure
MNGMT1 ®
MNGMT1-3.On the right-hand side of the screen, you now see the characteristics that have been selected for this planning level. You should perform an increase in price for material group 001.
MNGMT1 ®
Revaluation.
MNGMT1-3 using the right mouse button.On the right-hand side of the screen, you see that revaluation key ID1 is used, which increases revenues by 9%. Thus, by using this key, prices are increased by 9%.
MNGMT1-3 and then wait until valuation has been completed successfully.
.
.In the Gross revenue row in the lower part of the screen, you see that gross revenue has been increased by 9% as a result of the 9% price increase.

For customer group 01 Industrial customers, the effect of this increase is coupled with that resulting from the adjusted quantity. Consequently, the percentage of the increase in gross revenue is greater for this customer group.