“…A contrast to this viewpoint comes from Lee and Rodríguez-Pose (2014), who reasoned that DSs may very well become substitutes for cities in the future. For the reader's reference, the dichotomy of this topic has been discussed worldwide and can be further pursued in the works by Zhu (2012), Sohn, Kim, and Hewings (2003), Ash, Kitchin, and Leszczynski (2018) and Shi et al (2019). In this work, an assumption underlying these models may be proposed; that is, urban functions can be modified, increased, or decreased by the presence of e-functions.…”