Please review carefully and no plagiarism. Complete the following Problems 15?1, 15?3, 15?4, and 15?6 in Chapter 15 in Managerial Economics: A Problem Solving Approach.  Ensure that you clearly show how you solved these problems and provide a 250?500 word cumulative summary explaining all problems.
APA style is not required, but solid academic writing is expected.
This assignment uses a rubric. Please review the rubric prior to beginning the assignment to become familiar with the expectations for successful completion.