you're being facetious so i'm going to quote the person running the email campaign that responds directly: >It's not generally a significant effect, unsubscrib

you're being facetious so i'm going to quote the person running the email campaign that responds directly: >It's not generally a significant effect, unsubscribe rates tend to be well under 1%. Most people just ignore emails they don't want. under %1 is almost by definition "pathological"