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Do Federal Law Enforcement Grants Reduce Serious Crime?

A number of researchers have concluded that federal assistance to local law enforcement agencies reduces serious crime. This article critiques such studies, makes recommendations for improvement, and then implements the recommendations using data from a 12-year panel of approximately 5,000 cities, focusing in particular on the relationship between Local Law Enforcement Block Grants and serious crime. Results suggest researchers should be cautious in attributing crime reductions to grant funding programs.