For example, they look at levels of crime and violence, and find that they are far more prevalent in countries like the USA, UK and Portugal and far less common in, say, Japan and Norway. This seems to be exactly as you'd expect if you were looking for a link between violence levels and inequality - but shows that crime levels are relatively unaffected by harsher punishments - indeed, they show, the reverse might even be true.

Countries with a more lenient judicial system based on the principles of restorative justice tend, if anything, to have lower crime rates than those that impose long prison sentences - or worse - for even fairly minor crimes.

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