Junie is excited to go running on the city's newest running and bike trail. the brand new 3-mile trail runs right through the city and was built without tearing down any buildings at all. what is the most likely explanation of how the city planners accomplish the building of such a trail in a heavily developed urban area?

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

Perez, inc., applies the equity method for its 25 percent investment in senior, inc. during 2018, perez sold goods with a 40 percent gross profit to senior, which sold all of these goods in 2018. how should perez report the effect of the intra-entity sale on its 2018 income statement?

In a perfectly competitive market, the long-run market supply curve tends to be horizontal or nearly so. what is another way to state this fact? (a) market supply is much more elastic in the long run than the short run. (b) in the long run, average total cost is minimized. (c) in the long run, price equals marginal cost. (d) market supply is much less elastic in the long run than the short run.