Everything can be explained by physics - including income disparity
In this recent article from Quartz, Ephrat Livni briefly reviews the global framework of Constructal theory, and interviews Adrian Bejan, with a specific focus on the application of his theory to social sciences.
References
Ephrat Livni, Go with the flow, Everything, including the growing income disparity, can be explained by physics, Quartz, 23 Sept. 2017.