A command economy typically has:
- The demand and the supply controlled by the government.
- Prices that are artificially controlled.
- Resource allocation is determined by macroeconomic considerations, as opposed to those of small firms or business owners.
The most famous example was that of the former Soviet Union.
Well its in New York, USA.
Hope that somewhat helps
Your answer would be that:
White Southerners defended the institution of slavery on a number of fronts. They said that it was necessary and they said that it was not forbidden, but they also argued that it was a positive good.
Southerners argued that slavery was an economic necessity. They argued that there was no way to get anyone to do the sort of labor that was needed for tobacco (and later cotton) cultivation without coercing them.
Biofeedback promotes relaxation in order to treat health conditions. Biofeedback therapy trains patients to be calm and relaxed using some exercises that will help one's body to treat or relieve any pain. These exercises will help the patient to be more in control of their own functions.