<span>They should take leading roles 8)</span>
Answer:
A state should have :
sovereignty, constitutional authority etc.
if given the ability, i would employ the concept of shared powers between the state and national government
Answer:
Paying workers higher wages would cause them to spend more money, because they will most likely feel more obligated to buy more things because they have the money to do so. So it would profit society as a whole, because that would mean, people are buying more, because of being payed more, and then people work more, and what is being bought will be made more of which is the product of working more to get paid more so that would restart the whole cycle.
Hope that helped :)
If its WWI, then it would include Germany taking the full blame for the war, payment to other countries for damages, and giving territories back that were taken from other countries during the war.