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1. "One 2003 study purported to find that each execution deterred five murders, while opponents of the death penalty sometimes argue the opposite, that executions brutalize society and lead to additional murders. Statisticians and criminologists have studied this issue carefully for decades, and the general conclusion is that executions have no greater deterrent effect than long prison sentences."
2. "One rigorous 2012 study published by the American Economic Review found no clear deterrent effect and noted that depending on the statistical model used, one could conclude that each execution saves 21 lives or causes an additional 63 murders."
3. "One 2017 study by several criminologists found that on average, each death sentence costs taxpayers $700,000 more than life imprisonment. 'It is a simple fact that seeking the death penalty is more expensive,' concluded that inquiry, by Peter A. Collins of Seattle University and colleagues. 'There is not one credible study, to our knowledge, that presents evidence to the contrary.'"
Kristof, N. (2019, June 16). When we kill [op-ed]. New York Times. Retrieved from https://login.ezproxy-eres.up.edu/login?url=https://search-proquest-com.ezproxy-eres.up.edu/docview/2240426437?accountid=14703
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