Is there an economically efficient amount of crime? briefly explain. a. yes. the economically efficient amount of crime is where the total social cost equals zero. b. yes. the economically efficient amount of crime is where the marginal social benefit equals the marginal social cost. c. yes. the economically efficient amount of crime is where the total social benefit is maximized. d. yes. the economically efficient amount of crime is where the total social benefit equals the total social cost. e. no. no amount of crime is efficient.