24 JUL 2013 by ideonexus
Potentially 90 Percent of Crime Rate Changes Explained by...
IN 1994, RICK NEVIN WAS A CONSULTANT working for the US Department of Housing and Urban Development on the costs and benefits of removing lead paint from old houses. This has been a topic of intense study because of the growing body of research linking lead exposure in small children with a whole raft of complications later in life, including lower IQ, hyperactivity, behavioral problems, and learning disabilities. But as Nevin was working on that assignment, his client suggested they might b...23 years after lead was removed from gasoline, crime rates went up and down dramatically.