определите в каждом из предожений видовременную форму и залог глагола-сказуемого?

1. Market price is established at the level at which the demand for the product is just equal to the supply of it
2. Prices and incomes policies have not been employed in recent years.
3. Monetary policy was being implemented by controlling the supply of money and the level of interest rates during last year.
4. He said that the damage had been compensated for.