…[T]he rate of violent crime at the border, and indeed across Arizona, has been declining, according to the Federal Bureau of Investigation, as has illegal immigration, according to the Border Patrol. While thousands have been killed in Mexico's drug wars, raising anxiety that the violence will spread to the United States, F.B.I. statistics show that Arizona is relatively safe. …[S]tatistics show that even as Arizona's population swelled, buoyed in part by illegal immigrants funneling across the border, violent crime rates declined…. [I]llegal immigrants commit fewer crimes, in part because they tend to come from interior cities and villages in their home country with low crime rates and generally try to keep out of trouble to not risk being sent home.
20 June 2010
The Non-Rationality Bases of Anti-Immigration Laws
NYTimes "On Border Violence, Truth Pales Compared to Ideas":