10 questions
Producers of goods and services give this out to see if they can find a trend with buyers.
Public Opinion Polls
Pens
Capital
This occurs when people who are not part of a marketplace interact, benefit from it, (like street lighting) yet only pay a part of the cost.
Market Failure
Market Sale
Market Sale
A positive one (a neighbor's rose garden) benefits and a negative one imposes cost (pollution) on people who were not involved in the original economic activity.
Option
Charge
Externality
When prices go down, quantity of demand goes up.
Law of Supply
Law of Need
Law of Capital
Law of Demand
A list of how much of an item consumers are willing to purchase at each price.
Market Demand Schedule
Demand Curve
Market Demand Curve
Graphically shows the data from a Demand Schedule.
Market Demand Curve
Demand Schedule
Demand Curve
Items that consumers will buy instead because one interchangeable item (colas - Pepsi or Coke) becomes less expensive.
Superior Goods
Complements
Substitutes
Goods that are used together (DVDs and DVD players), so a rise in demand for one increases the demand for the other.
Superior Goods
Complements
Inferior Goods
Demand is inelastic when...
quantity demanded changes significantly as price changes.
quantity demanded changes little as price changes.
quantity is discontinued.
This is the formula for the Total Revenue Test
(100 Hot Dogs sold at $2.50 = $250
150 Hot Dogs sold at $2.00 = $300 = Elastic;
200 Hot Dogs sold at $1.00 = 200 = Inelastic).
Length x Height
Miles x Speed
Price x Quantity