Jim Harper, director of information policy at the CATO Institute, estimates the cost of implementing the REAL ID program at $23 billion, and says there is little evidence it would boost security.

• 吉姆·哈珀是加图研究所的信息政策理事，他估计执行《真实身份法案》将会花费230亿美元，他还说即使这样也不见得能增加多少安全性。