3 points: 1. those others groups with smaller percentage increases currently pay higher premiums. 2. Young men become old men. 3. Young men actually are more li

3 points: 1. those others groups with smaller percentage increases currently pay higher premiums. 2. Young men become old men. 3. Young men actually are more likely to have risky behavior that leads to them becoming old men that take money out of the system. All of these are basically part of the nature of insurance - pooling risk.