This blog, which I am not able to copy, describes a new study by Arlene Holen, an economist and senior fellow with the Technology Policy Institute, which finds that "letting in more highly-skilled immigrants would generate more tax revenue, and over time raise labor earnings and national income."

The original study, "The Budgetary Effects of High-Skilled Immigration Reform" (pdf):
http://www.techpolicyinstitute.org/file ... reform.pdf

You can make comments and find the blogger's email address at the Reuter's blogger's source:
http://blogs.reuters.com/great-debate/2 ... migration/