BYU-I. This custom edtion of Michael Parkin's "Economics" 8th edition features 436 pages. This custome editon for BYU-I, Econ 112 class, PRINCIPLES OF MICROECONOMICS, has 18 CHAPTERS, But DOES NOT INCLUDE CHAPTER 14, appears to skip this chapter on purpose. It may vary slightly in other chapters as well as this is a custom edition. Cover features a white house with the words "N.K. Whitney & Co." on the cover.