Earlier quoted context omitted.
The study controls for that variable: > The newspaper’s analysis used the military’s database and paired it with a database of fatal police shootings from across the state, controlling for statistical variables like community income, rural-urban differences, racial makeup, and violent crime rates. The article explicitly cautions against drawing conclusions about causality. My intuition is that there’s truth to both e…
We would have to deal with violent cops who want to hurt civilians, but at least they'd have less efficient tools to do so. And maybe the violent people would be less drawn to a career in law enforcement if it wasn't associated with a militarised image. If it's both effects at the same time, in a feedback loop, it's actually ok - you can stop the loop by cutting either effect.
I suspect the tacticool gear is more about the culture and mindset (your second effect). As tech companies attract computer nerds with computer toys, LE attacks violence nerds with violence toys.