Exercise 4. Insert prepositions where necessary.

1. Any economic system tries to satisfy the demand ... its inhabitants ... goods and services.

2. In planned economies everyone ... society receives enough goods and services ... a basic standard ... living.

3. In command economies any profits are paid ... the government.

4. A true market economy is based ... private enterprise ... private ownership ... the means ... production.

5. Resources in a market economy are allocated ... accordance ... the laws ... supply and demand.

6. Many countries have mixed economies ... which private enterprise and government sector exist side ... side.