Missouri Guns

It's a no-brainer that easy access to firearms will result in more deaths by gunfire.  Yet many, for various reasons, feel that the level of carnage is either non-existent or justifiable.  With this study, the argument for the former weakens significantly.  So one must ask, are the additional 60 murders per year in Missouri offset by some other public good?  Has the sacrifice of innocent lives brought about any discernible benefit?