What is the process for identifying and using relevant information in decision making?

Relevant Costs for Nonroutine Operating Decisions

What is the process for identifying and using relevant
information in decision making?

Q2: How is relevant quantitative and qualitative information
used in
special order decisions?
Q3: How is relevant quantitative and qualitative information
used in
keep or drop decisions?
Q4: How is relevant quantitative and qualitative information used in
outsourcing (make or buy)
decisions?
Q5: How is relevant quantitative and qualitative information used in
product
emphasis and constrained resource decisions?
Q6: What factors affect the quality of operating decisions?