Attrition through enforcement is simply the self-evident principle that if you ratchet up the level of enforcement and make it more difficult to break the law, fewer people will continue to break the law.

When illegal labor is used, that almost always depresses wages paid to all workers. The illegal workers can be exploited, and they will usually accept lower wages. As a result, all workers in the plant, including U.S. citizens, will see their wages go down.

Self-deportation benefits the illegal alien because he can leave without being arrested or detained, and self-deportation benefits the taxpayer because the government doesn't have to spend money arresting the alien, detaining the alien and holding removal hearings.

Kris Kobach Quotes