Powell Motors is interested in purchasing new air filters for its automobiles. To select a supplier, the company is to consider two characteristics: reliability and durability. The purchase decision lies on the performance score and importance weight of each characteristic. The performance score with respect to reliability of supplier 1, supplier 2, supplier 3, supplier 4, and supplier 5 are 10, 9, 8, 6, and 7, respectively. The performance score with respect to durability of supplier 1, supplier 2, supplier 3, supplier 4, and supplier 5 are 5, 7, 8, 8, and 6, respectively. The company, however, scores the importance weight of reliability as 9 against the score of 8 for durability. According to the multiattribute model, Powell Motors should select .

"in the electricity industry, low average total costs are obtained only through large-scale production. in other words, the initial cost of setting up all the necessary wiring makes it risky and, most likely, unprofitable for competitors to enter the market. throughout much of the 20th century, many people viewed south africa’s de beers group as a monopoly because it controlled a large percentage of diamond production and sales. patents are granted to inventors of a product or process for a certain number of years. the reason for this is to encourage innovation in the economy. without the existence of patents, it is argued, research and development for improved electronics is unlikely to take place, since there’s nothing preventing another firm from stealing the idea, copying the product, and producing it without incurring the devel opment costs."which of the following best explains the barriers to entry that exist in this scenario? increasing returns to scale legal barriers exclusive ownership of a necessary resource