Exam 1 Flashcards
What is Law and Demand?
Law and Demand states that the demand of a good falls when the price rises
How is a change in supply represented graphically?
A change in supply would shift the supply curve. Left shift would mean less supply and to the right would mean more supply
What causes movement along the supply or demand curve?
A change in price
What is the definition of Equilibrium?
A situation in which the market price has reached the level at which quantity supplied equals quantity demanded
What is the definition of quantity supplied?
The amount of a good that sellers are willing and able to sell
What is the definition of quantity demanded?
The amount of a good that buyers are willing and able to purchase.
What is the definition of productivity?
The quantity of goods and services produced from each unit of labor input
What should policymakers strive to enhance in order to promote good economic outcomes?
- Increase productivity
- Enhance individuals market power
- increase a rapid growth of money
How do you calculate marginal physical product?
Dividing the change in total physical product by the change in variable input
What is the definition of marginal physical product?
An extra output generated by an extra input
What is the definition of total revenue?
The amount a firm receives for the sale of its output
What is the formula for total revenue?
The price of a product x the amount sold
What are some things that can not be adjusted in the short-run for a factory?
- The rent
2. The space or room
What is the definition of explicit costs?
Input costs that require an outlay of money by the firm
What is the definition of inflation?
An increase of the overall level of prices in the economy
What are the benefits of trade?
- One country can specialize in one thing
2. less resources are being used
What are some things considered “scarce resources?”
- food
- fuel
- medecine
- land
What is the definition of economics?
The study of how people use limited resources
What causes the phenomenon of scarcity?
Limited supply with unlimited demand
What is the need for economics?
To improve the life of people in society
What does “there is no such thing as free lunch” mean?
There is an opportunity cost for everything?
What factors make a good Elastic?
If there are substitutes and the demand does change when the price changes
What factors make a good Inelastic?
If there are no substitutes and the demand does not change when the prices change
How do you interpret the value of elasticity?
When a demand is less than 1 (inelastic) Price and total revenue move in the same direction, price and total revenue increases
When a demand is greater than 1 (elastic) price and total revenue move in opposite directions, price increases and total revenue decreases and vice versa
When a demand is equal to 1 (unit Elastic) total revenue remains constant when prices change