Question

Explain how an increase in the number of police officers could cause the crime rate to decline. Does the evidence support this explanation of the drop in crime in the 1990s? Explain. In Freakonomics By Steven D. Levitt and Stephen J. Dubner Chapter 4 - Where Have All the Criminals Gone?

Answer 1

In Freakonomics, the authors offer many examples of conventional wisdom that turn out to be just plain wrong. For instance, most parents would be less likely to let their young children play at a friend's house that held a gun than at a friend's house with an unfenced pool in the backyard.