I don't think you're following me :P
Imagine this: it takes $10 worth of weapons and ammo to take a War Level 15 C3. On the flipside, it costs $5 a month to maintain the defence index required for Game Level 15, and $5+ to purchase the weapons and ammo.
Player A goes with the War Level option to get to GL 15. He pays $10, fights a war against a C3, and moves *permanently* up to that Game Level.
Player B goes with the Game Level option. He pays $5 for the weapons and ammo and $5 to maintain them for a month so that he can move up to the next Game Level. He's now moved up to Game Level 15, but if he wishes to stay there, he has to pay $5 a month - which means, after the first month, he is paying way more than Player A.
It doesn't really matter how much the weapons cost to maintain - if the cost is above $0, Player B always ends up paying more. Now, considering that Game Levels help determine sco