It's not all bad, but the bad outweighs the good by such a large value that the net sum is harmful to society. We would be better off without it. The problem

It's not all bad, but the bad outweighs the good by such a large value that the net sum is harmful to society. We would be better off without it. The problem with lobbying is it is a feedback loop which affects further lobbying, and lobbyists today have far too much power. It's because money is involved.