<em><u>1. Allocation of resources</u></em>
<em><u>apportionment of productive assets among different uses. </u></em>
<em><u>2. Economic system</u></em>
<em><u>by which societies or governments organize and distribute available resources, services, and goods across a geographic region or country.</u></em>
<em><u>3. Market economy</u></em>
<em><u>an economic system where two forces, known as supply and demand, direct the production of goods and services.</u></em>
<em><u>eg</u></em><em><u>:</u></em><em><u> </u></em><em><u>US</u></em><em><u>,</u></em><em><u> </u></em><em><u>Japan</u></em>