- Using the common size statement of operations excerpt, what can you say about how Pandora is doing in the third quarter of 2015 compared to the third quarter of 2014? What can you say about how Pandora is doing for the nine months ended September 2015 compared to September 2014?

- Is the rate of increase is greater for revenues or expenses from 2014 to 2015?

- Using the common size statement of operations excerpt again, why is the loss from operations larger in 2015 than in 2014? Also, what can you say about the mix of advertising revenue versus subscription revenue?