The three principles that describe how the economy as a whole works are: (1) a country's standard of living depends on its ability to produce goods and services; (2) prices rise when the government prints too much money; and (3) society faces a short-run tradeoff between inflation and unemployment.
Increased in occupational specialization in industrial field
<span>All of the following are basic needs of young children, except
(B) play </span>