"When they buy their own health insurance in the individual market, women must lay out an extra $1 billion a year, simply because they are women. Some argue that this is fair: after all, a woman could become pregnant, and labor and delivery are costly. But the truth is that, even when maternity benefits are excluded, one-third of all health plans charge women at least 30 percent more, according to a report released just last month by the National Women's Law Center."

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