“Nonetheless, GAO's conclusion that employer sanctions had somehow caused employment discrimination was contradicted by GAO's own Chief of Methodology, who criticized the GAO report. ...here is what she said, 'I believe the truth is that we have no strong causal link between IRCA and discrimination, and in [my] view it is just as likely that the discrimination we found has always been there, or that it is spurious, as that IRCA has caused it.'”
