Those immigrants provide over $ 1 Billion in Production to the Nebraska economy, and over 12,000 jobs.
That if you got rid of all immigrants from Nebraska you would lose over $ 13 Billion in production and the state would lose over 78,000 jobs.
CAVEATS: This report was done in Nebraska, but I think if you did a similar study in Virginia the outcomes would be pretty much the same, and they make no differentiation between legal and illegal immigration.
If you want to read the whole thing go here:
http://www.unomaha.edu/ollas/E...