Think what you will about Nate Silver and his assumptions, but he has an interesting anaylysis of how immigration "reform" would impact politics. Link.
He also has a really cool interactive tool that allows you to see what impact the voting trends of different groups would have had in 2012 and would have in the next several elections. Link.
One thing that I think is noteworthy. For Romney to have won in 2012 just be increasing his share of the Hispanic vote, he would have to have won 74 percent of it. That would have shifted Nevada, New Mexico, Florida, Virginia, and Pennsylvania.
He also has a really cool interactive tool that allows you to see what impact the voting trends of different groups would have had in 2012 and would have in the next several elections. Link.
One thing that I think is noteworthy. For Romney to have won in 2012 just be increasing his share of the Hispanic vote, he would have to have won 74 percent of it. That would have shifted Nevada, New Mexico, Florida, Virginia, and Pennsylvania.