The most important and interesting implication of the instrumentality effect is that if public policy could reduce gun use in crime , the murder rate would go down -- even if the overall crime rate did not . Police : Injury , not murder , came from school stabbings in Pennsylvania . They say research has long found for purposes of life and death , the weapon matters . Writers : Deaths from gun attacks higher than those from other , other weapons . If public policy led to reduction in gun use in Pennsylvania , murder rate would go down , they say .
Police : Injury , not murder , came from school stabbings in Pennsylvania . They say research has long found for purposes of life and death , the weapon matters . Writers : Deaths from gun attacks higher than those from other , other weapons . If public policy led to reduction in gun use in Pennsylvania , murder rate would go down , they say .