The Calculation Types configuration allow you to set calculation grid definitions: the fields in the grid, how they display/calculate/behave, etc.
Click New Calculation type to add a calculation type. Click Edit to edit a calculation type.
Name: Calculation type name.- Description: Detailed description.
- Business Transaction Type: Controls whether a type is based on a price change set or promotion.
- Parent Calculation Type: Designates a parent calculation type to the current type (used for promotions extending a current price change set).