Grocery stores have low profit margins because it is a capital intensive business that creates high barriers to entry. Group of answer choices True False

According to the research in strategic human resources management,answers: firms that are able to use human resource practices to develop socially complex human and organizational resources are able to gain competitive advantage over firms that do not engage in these practices.firms that are able to use human resource practices to develop socially simplistic human and organizational resources are able to gain competitive advantage over firms that do not engage in these practices.firms that are able to use human resource practices to develop socially complex human and organizational resources gain little advantage over firms that do not engage in these practices.firms that are able to use human resource practices to develop socially complex human and organizational resources are at a competitive disadvantage when compared to firms that do not engage in these practices.

What is the relationship between marginal external cost, marginal social cost, and marginal private cost? a. marginal social cost equals marginal private cost plus marginal external cost. b. marginal private cost plus marginal social cost equals marginal external cost. c. marginal social cost plus marginal external cost equals marginal private cost. d. marginal external cost equals marginal private cost minus marginal social cost. marginal external cost a. is expressed in dollars, so it is not an opportunity cost b. is an opportunity cost borne by someone other than the producer c. is equal to two times the marginal private cost d. is a convenient economics concept that is not real

3. describe the purpose of the sec. (1-4 sentences. 2.0 points)