JB wrote: \"Because they show you hits, walks, and innings when they bring a pitcher in, and it\'s better than ERA. I\'m sure there\'s a better stat, but I don\'t want to work that hard, and that stat correlates well with effectiveness. Maybe Bob Barry will run a few guys for us.\"
How do YOU judge effectiveness? To know that runners per inning correlates with effectiveness, you have to have a way of judging effectiveness, and if you do have a way of judging effectiveness, of what use is runners per inning?