Joe Green : Immigration reform heads for tough fight in House after passing in Senate . Many are returning home despite job offers in the United States , for one reason -- they ca n't get visas . The last major immigration overhaul in the country was in 1986 , he said . Green says immigrants are examples of risk - taking who define America 's entrepreneurial culture . Green : Immigrants needed to feed nation 's fast - growing knowledge economy .
Joe Green : Immigration reform heads for tough fight in House after passing in Senate . The last major immigration overhaul in the country was in 1986 , he said . Green says immigrants are examples of risk - taking who define America 's entrepreneurial culture . Green : Immigrants needed to feed nation 's fast - growing knowledge economy .