The various changes in the rate of price in an economy

Explain the various changes in the rate of price in an economy. 2. Explain the concepts of supply and demand in a free market.: Explain the concepts ​‌‍‍‍‌‍‍‌‍‌‌‍‍‍‌‍‌‌‌‍​of supply and demand in a free market. 3. Define unemployment rate. Identify and describe the...