Salary or startup? How do-gooders can gain more from risky careers

See http://​​80000hours.org/​​blog/​​12-salary-or-startup-how-do-gooders-can-gain-more-from-risky-careers.

The expected value of risky careers like startups if often much higher than less risky careers. However, this is more than offset by peoples’ risk-aversiveness due to diminishing marginal utility. But… if you’re an effective altruist, the money you make doesn’t have diminishing marginal value. So… it seems that risky careers like startups are a good choice, if you’re trying to maximize your positive impact.

What do you guys think?