. Which of the following is not considered a major element that affects a supplier’s cost?
(a). Effectiveness of competitors,
(b). Capabilities of management,
(c). Efficiency of labor.
(d). Amount and quality of subcontracting.

2. Which of the following is not a common use of learning curve?
(a). Estimation of Target costs,
(b). Improving Make-or-Buy Analyses,
(c). Estimation Delivery Times,
(d). Estimation of Material costs.