"[A]ssuming a 20% difference in wages, or $10,000/year, now you are talking over $3,150,000 of additional retirement savings lost out on. Not to mention, these numbers don't account for the lost potential from company matches and Social Security benefits ... In general, women tend to be more risk-averse.... [W]omen born today are projected to live until 80 and men only until 74, a six-year difference!"  MORE >>