3. Disaggregated information can improve decisions by allowing managers to see the details that help them understand how different aspects of cost influence total cost per unit. Managers can also understand the drivers of different cost categories and use this information for pricing and product-mix decisions, cost reduction and process-improvement decisions, design decisions, and to plan and manage activities. However, too much detail can overload managers who don’t understand the data or what it means. Also, managers looking at per-unit data may be misled when considering costs that aren’t unit-level costs.