The research seems to indicate otherwise:
* https://onlinelibrary.wiley.com/doi/full/10.1111/jels.12219
* https://www.bmj.com/content/364/bmj.l542
* https://www.hsph.harvard.edu/hicrc/firearms-research/guns-an...
* https://www.nber.org/papers/w7967
* https://www.jhsph.edu/news/news-releases/2018/handgun-purcha...
I think there is a point in diminishing returns--some gun control measure are more effective than others--but many places in the US have not even plucked the low-hanging fruit.
The research seems to indicate otherwise:
* https://onlinelibrary.wiley.com/doi/full/10.1111/jels.12219
* https://www.bmj.com/content/364/bmj.l542
* https://www.hsph.harvard.edu/hicrc/firearms-research/guns-an...
* https://www.nber.org/papers/w7967
* https://www.jhsph.edu/news/news-releases/2018/handgun-purcha...
I think there is a point in diminishing returns--some gun control measure are more effective than others--but many places in the US have not even plucked the low-hanging fruit.