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Economics Key Terms. Economics . The study of how things are bought and sold. Microeconomics. Economic decisions that affect individuals in an economy. Macroeconomics. Economic decisions that affect the economy of a country. Micro or Macro Issues?. Pepsi introduces a new flavor of soda.
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Economics • The study of how things are bought and sold.
Microeconomics • Economic decisions that affect individuals in an economy.
Macroeconomics • Economic decisions that affect the economy of a country.
Micro or Macro Issues? • Pepsi introduces a new flavor of soda. • Russia prints more money causing inflation. • Red Cross needs more blood desperately. • Microsoft still tied up in legal battle. • Congress to tackle social security. • Walmart opens 100 new stores. • China tries to limit the amount of births. • Ford releases new version of the Mustang. • U.S. trade deficit widens.
Scarcity • The fact that we have unlimited wants and limited resources (never enough).
Opportunity Cost • What you must give up to obtain something else.
Goods • Any item that can be bought or sold.
Services • Any action for which a person is paid.
Consumers • People who buy things.
Producers • People who make and sell things.
Capital Resources • Tools or equipment used to make goods and services.
Human Resources • People working to make goods and provide services.
Natural Resources • Materials found in nature that can be used to make goods or services.
Goods and Services S S G S S S S S G S S G S G G G
Economic Resources Coal Store Clerk Oven Cow Janitor Telephone Oil Carpenter Tractor Diamonds Artist Factory
Economic Resources • Natural Resources • lemons, water, sugar, ice, wood • Human Resources • lemonade Seller • Capital Resources • cups, spoons, pitcher, chair, stand
Supply • The number of items ready for sale.
Demand • The number of people that want to buy something.
Equilibrium Point • Condition where the price and quantity a seller wants matches the price and quantity a buyer wants.
Surplus • When supply is greater than demand. (extra)
Shortage • When demand is greater than supply. (not enough)