After getting past hyperbolic claims about helping to end apartheid, there is not much evidence. Investors might 'feel good,' but capital markets are like a swimming pool. Ethical investing, even if you assume that the screens make sense, makes up less than 1 percent of the market. It's like taking a bucket of water out of the shallow end and emptying it in the deep end. It doesn't change much.
Companies respond to negative publicity.
If we help publicize environmental or ethical inconsistencies, it affects corporate behavior. Jantzi realizes this is not yet a compelling argument. Give it time. We're just building our databases. The corporate responsibility movement might make more headway if it looked harder at its own standards.