By Phil Hill. This is part 3 in this series. Part 1 described the most reliable data on A) how much US college textbook prices are rising and B) how much students actually pay for textbooks, showing that the College Board data is not reliable for either measure. Part 2 provided additional detail on the data source (College Board, NCES, NACS, Student Monitor) and their methodologies. Note that the textbook market is moving into a required course materials market, and in the immediate series I use both terms somewhat interchangeably based on which source I’m quoting. They are largely equivalent, but not identical. More...