“The Best Things in Life are Free” is a phrase used a lot. It’s found in many speeches, there are numerous articles in magazines and online titled “The Best Things in Life are Free,” The Best Things in Life are Free was a 1956 American musical movie, and “The Best Things in Life are Free” was a 1992 Grammy-nominated song recorded by Luther Vandross and Janet Jackson. Make sense of the statement, “The Best Things in Life are Free” by applying what you have learned about the marginal and total values