But a big cause of the crime drop seems to be that the police were able to draw on a hitherto overlooked pool of local wisdom.

ECONOMIST: Policing

Yet research has also shown that local economic booms (especially when caused by the introduction of gambling casinos into a depressed region) can actually cause certain sorts of crime to rise.

ECONOMIST: Defeating the bad guys

Then when we needed someone to push the cause of inner city children struggling to avoid a life of crime, or to bring the benefits of high technology to ordinary Americans, or to clean the environment in a way that created new jobs, or to give small businesses a better chance to make it, John Kerry said: Send me.

CNN: Clinton: Time again to choose a more perfect union

It must have a reasonable belief that a crime has been committed and evidence of probable cause that records or other evidence of the crime will be found at the location desired to be searched.

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And yet, there is a near impenetrable belief among anti-gun activists that guns are the cause of violence and crime.

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They argue that, by asking your name and other minimal identifying information already available on the Internet and in countless commercial and government databases, aviation officials are conducting a Fourth Amendment "search" of your private effects for which they should obtain a warrant based on probable cause that you have committed a crime.

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