# Prof. Arun Sundararajan discusses the challenges Uber faces as it expands

1 Faculty News December 16, 2014 asundara ![TechCrunch logo](/sites/default/files/styles/246w/public/assets/images/con_033026.jpg?itok=Y0hSHg3b)>

Excerpt from [TechCrunch](http://techcrunch.com/2014/12/16/an-uber-valuation-comes-with-uber-problems/) -- "'Uber is \[among\] the first real-world disruption with digital technology,' \[[Sundararajan](http://www.stern.nyu.edu/faculty/bio/arun-sundararajan)\] said. He contrasts this with Facebook, Google and Twitter which weren’t directly upending any existing business model the way Uber is. He points out the employees at all of these companies come from the same talent pool, but Uber must deal with a lot of different issues as it establishes itself because it’s taking on an existing business."

[Read more](http://techcrunch.com/2014/12/16/an-uber-valuation-comes-with-uber-problems/)