Which of the following is true of pure monopolies? group of answer choices monopolies can earn positive economic profits in the long run. monopolies produce output that is greater than the competitive level. monopolies produce products that have a negligible marginal cost but a high fixed cost. monopolies reduce welfare by engaging in excessive product differentiation. answers monopolies earn positive economic profits in the long run and monopolies reduce welfare by engaging in excessive product differentiation are both correct.

Tl & co. is following a related-linked diversification strategy, and soar inc. is following a related-constrained diversification strategy. how do the two firms differ from each other? a. soar inc. generates 70 percent of its revenues from its primary business, while tl & co. generates only 10 percent of its revenues from its primary business. b. soar inc. pursues a backward diversification strategy, while tl & co. pursues a forward diversification strategy. c. tl & co. will share fewer common competencies and resources between its various businesses when compared to soar inc. d. tl & co. pursues a differentiation strategy, and soar inc. pursues a cost-leadership strategy, to gain a competitive advantage.