It can be argued that avoiding price controls in wartime would vastly improve the performance. The problem is usually that to be able to avoid it and still figh

It can be argued that avoiding price controls in wartime would vastly improve the performance. The problem is usually that to be able to avoid it and still fight a total war, you would have to massively up the tax rate and that is usually not possible. You are correct, it is a usecase for them.