1. It is usual to refer to the present-day command economies as planned (определение) economies.
2. State enterprises are controlled(часть глагола-сказуемого) directly by the government.
3. Imposing (обстоятельство) some restrictions on food prices, governments make it possible for people to buy enough food.
4. Government intervenes in economies controlling (обстоятельство) the supply of money, limiting (обстоятельство) monopolies and helping (обстоятельство) private industries.