This isn't necessarily true. It's important not to conflate "small precinct" with "suburban/rural area" and "large precinct" with "urban area", since many rural

This isn't necessarily true. It's important not to conflate "small precinct" with "suburban/rural area" and "large precinct" with "urban area", since many rural precincts might have more voters than urban ones. And in fact, the paper spends quite a bit of time addressing this.