Using PIAAC to Measure Value-Added in Higher Ed: US Good, Australia Abysmal
A few weeks ago, when commenting on the PIAAC release, I noted that one could use the results to come up with a very rough-and-ready measure of “value added” in higher education. PIAAC contains two relevant pieces of data for this: national mean literacy scores for students aged 16-19 completing upper-secondary education, and national mean literacy scores for students aged 16-29 who have completed Tertiary A. Simply by subtracting the former from the latter, one arrives at a measure of