Get Your Guns: The Negative Network Effect

In the wake of the tragic mass shootings on a college campus in Roseburg, Oregon, President Obama and others have called for stricter gun control laws. Yet others, including many close to where the shootings took place, are saying increasingly that they feel they need to own a gun. (See, for example, the recent front page story in The New York Times, “Common Response After Killings in Oregon: ‘I Want to Have a Gun’.”) The dramatic tension between President Obama’s gun control advocacy and others’ calls for greater access to guns relates to a phenomenon I identified in a 2011 article in the Journal of Industrial Economics entitled, “Negative Externalities, Competition, and Consumer Choice.” I called the phenomenon “negative network effects.”

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