Personnel
Troops and equipment are separate entities and require different resources to create. While equipment mostly requires industry, Personnel require wealth.
Training Costs
Low Training X wealth per batch, effectively instant training (less than a quarter)
Normal Training X2 wealth per batch at 1 quarters training or X6 wealth for less than a quarters training
Extensive Training x3 Wealth per batch for 1 quarters trainings or x9 Wealth for less than a quarters training
Excellent training X4 wealth per batch for 2 quarters training X12 wealth 1 quarters training, x16 wealth for less than a quarters training.
Elite Training X5 Wealth per batch for 3 quarters training X15 Wealth for 2 quarters training X20 Wealth for 1 quarters training.
Special training
Ground Unit Training
Terrain Training Adds X Wealth and 1 Quarter or X2 Wealth
Guerrilla Training Adds X Wealth or 1 Quarter
Recon Training Adds X2 Wealth and 1 Quarter or X4 Wealth
Assault Training Adds X2 Wealth and 1 Quarter or X4 Wealth
SPF Training Adds X4 Wealth and 2 Quarters
Air Training
Space Training
Augmentation
Many powers like to surgically, chemically, genetically or magically their troops.