1. Quantitative factors vs Qualitative factors, how useful are these two factors in decision making and what is the differences?

2. In a case of make-or-buy decision when there is an alternative uses for capacity, what is the significant of the opportunity cost in the decision of either to make or buy?

3. What is Cost Function? And how it can be used to calculate total cost?

4. What is the most important assumption frequently made in cost behavior estimation?