The data and processes that show some D.C. neighborhoods wait far longer for Uber service. Jennifer A. Stark. post 
Grid structure created in the initial step. Center lat/lon points added for tracts too small for the initial grid. Points having an invalid address removed.
Surge pricing motivates Uber drivers to move to surging areas, but does not increase the number of drivers on the road as Uber claims. post
So if drivers are moving toward surge neighborhoods, those neighborhoods experience shorter wait times, and therefore better service. On the other hand, non-surge neighborhoods will experience longer wait times due to there being fewer cars in the area.
So we asked: Does surge pricing—and therefore service—differ consistently based on neighborhood (census tract)? And what are the demographics characterizing those neighborhoods?
Uber seems to offer better service in areas with more white people. That raises some tough questions. post