The sales volume variance is the difference between the: A. static budget (based on planned volume) and actual revenue or cost. B. flexible budget (based on actual volume) and actual revenue or cost. C. static budget (based on actual volume) and the flexible budget (based on planned volume). D. static budget (based on planned volume) and the flexible budget (based on actual volume).

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

The face of a company is often that of the lowest paid employees who meet the customers. select one: true false

As sales exceed the break‑even point, a high contribution‑margin percentage (a) increases profits faster than does a low contribution-margin percentage (b) increases profits at the same rate as a low contribution-margin percentage (c) decreases profits at the same rate as a low contribution-margin percentage (d) increases profits slower than does a low contribution-margin percentage