159 have open ended contracts. some with mandatory minimums. meaning the gov pays wether they are filled or not
UW
detentionwatchnetwork.org/sites/default/…
Undocumented immigrants keep Social security solvent . IRS report to come after this tweet
vox.com/2019/2/6/18213…?
"we estimate that earnings by unauthorized immigrants result in a net positive effect on SS financial status generally....contributed roughly $12 b to the cash flow of the program for 2010 " pg 3 ssa.gov/oact/NOTES/pdf…