the unfulfilled jobs are usually in technical fields though. i have an MA in the humanities and it's pretty fucking useless outside of the education field. a lot of baristas with art history degrees etc.
this is what pays:
http://www.forbes.com/sites/karstens.../#28fcdead3201
but even in things like the trades-- my wife has a cousin who is a qualified diesel mechanic and he gets offers from every place (works on diesel powerplants not vehicles)
welders can make a ton of money these days if they have the right skills
eg look
http://www.wsj.com/articles/the-140-...job-1420659586
other stuff
http://advice.careerbuilder.com/post...-jobs-for-2016
ETA: more on that-- shows that education (not closing borders) is key:
http://www.nytimes.com/2015/04/22/up...ered.html?_r=0
more on the salary gap (5 years ago, fresh out of the recession)
http://www.businessinsider.com/gap-b...educate-2011-2