There's a lot of data pointing to the idea that even 'natural monopolies' benefit from competition. IIRC, Lubbock Texas has two hydro companies and Lubbock and

There's a lot of data pointing to the idea that even 'natural monopolies' benefit from competition. IIRC, Lubbock Texas has two hydro companies and Lubbock and other residents of two hydro company towns enjoy on average 20% lower rates.