https://phys.org/news/2019-01-method-contributes.html > "Objective measures such as travel time and distance are important, but they do not capture the entire concept of accessibility or even all destinations that people want, or need to, travel to in their everyday life", says Katrin Lättman, Ph.D. in Psychology at CTF. > PAC enables the possibility to compare experiences of accessibility between different groups of people, and for different combinations of travel. It can be used to evaluate accessibility before and after the implementation of different accessibility/transport solutions as a complement to objective measures.