At the maximum point of the total product curve of a firm; marginal revenue is? By: Sunday|Published on: Oct 28|Categories: Economics JAMB| 0 comments A. decreasing B. increasing C. constant D. zero Correct Answer: Option D – zero Users Also Read These:At the point where marginal revenue of a monopolist…The relationship between the marginal revenue (MR)…In the theory of production and cost, the average…What effect will an increase in price have on the…A firm with marginal cost equals to its marginal…SEE ALSO The National Electrical Power Authority (NEPA) in Nigeria is a?