Seems like simple questions to be answered..
Check it out:

Vermont State Auditor Doug Hoffer is asking Governor Peter Shumlin’s administration to provide his office with further information about the billing practices of controversial MIT economics professor Jonathan Gruber, as Breitbart News reported Thursday.

Specifically, Hoffer wants more details about the names, employment status, and contact information of the unnamed research assistants Professor Gruber says have worked 1,000 hours on the $280,000 contract he has with the state of Vermont.