1.5.The Classic View of Operation Strategy Decision Time Horizons .Medium-term decision horizon Impacts of medium-range OS are measured in terms of weeks and months; vInclude demand and requirement forecasting, employment-planning(size&mix),decisions on the distribution of goods,setting up targets for inventory and service level1.5. The Classic View of Operation Strategy - Decision Time Horizons •Medium-term decision horizon  Impacts of medium-range OS are measured in terms of weeks and months;  Include demand and requirement forecasting, employment-planning (size & mix), decisions on the distribution of goods, setting up targets for inventory and service level ;