Not trying to drum up any controversy and I fully admit it is a small sample size. As someone who falls in the demographic "Under 30 and Living in a Metropolitan City" I feel comfortable sharing some of my own personal and my friends experiences in their particular office as well.

The dominant news story has always been the story women earn 80 percent less than men, but that was difficult to reconcile compared to what I was seeing in my work life. This article backed up some of those points.

If you are looking for hard data to back up what I experienced, the article posted here is a perfect source.