Exam 1 Flashcards

0
Q

How the economy as a whole works (principles)

A
  • A country’s standard of living depends on its ability to produce goods and services
  • Prices rise when the Government Prints Too Much Money
  • Society faces a short-run Trade off between inflation and unemployment
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1
Q

How People interact (Principles)

A
  • trade can make everyone better off
  • markets are usually a good way to organize economic activity
  • Governments can sometimes improve market outcomes
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2
Q

Scarcity

A

The limited nature of society’s resources

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3
Q

Economics

A

The study of how society manages its scarce resources

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4
Q

Efficiency

A

Getting the most out of scarce resources

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5
Q

Equality

A

Distributing economic prosperity uniformly among the members of society

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6
Q

Opportunity cost

A

Whatever must be given up to obtain some item

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7
Q

Rational people

A

People who systematically and purposefully do the best they can to achieve their objectives

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8
Q

Marginal change

A

A small incremental adjustment to a plan of action

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9
Q

Incentive

A

Something that induces a person to act

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10
Q

Market economy

A

An economy that allocates resources through the decentralized decisions of many firms and households as they interact in markets for goods and services

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11
Q

Property rights

A

The ability of an individual to own and exercise control over scarce resources

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12
Q

Market failure

A

A situation in which a market left on its own fails to allocate resources efficiently

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13
Q

Externality

A

The impact of one person’s actions on the well-being of a bystander

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14
Q

Market Power

A

The ability of a single economic actor to have a substantial influence on market prices

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15
Q

Productivity

A

The quantity of goods and services produced from each unit of labor input

16
Q

Inflation

A

An increase in the overall level of prices in the economy

17
Q

Business cycle

A

Fluctuations in economic activity, such as employment and production

18
Q

The science of economics is more difficult because…

A

Economist can only use historical observations to study and test hypothesis.

19
Q

Economist as scientist…

A
  • use specialized language
  • employ the scientific method
  • use models to solve problems
20
Q

Models are…

A

Simplifications of reality.

21
Q

Assumptions are made to…

A

Simplify reality

22
Q

The art of thinking is…

A

Making the right assumptions

23
Q

This type of graph provides a graphical representation of goods and dollars flow in an economy.

A

Circular Flow Diagram

24
Q

Production Possibilities Frontier is a graph that shows…

A

the combination of goods and services an economy can produce.

25
Q

Law of demand

A

Other things being equal, the quantity demanded of a good falls when the price of the good rises

P⬆️—>Qd⬇️

26
Q

Law of supply

A

Other things being equal, the quantity supplied of a good rises when the price of the good rises.

27
Q

Law of supply and demand

A

The claim that the price of any good adjusts to bring the quantity supplied and the quantity demanded for that good into balance.

28
Q

Determinants of Demand

A
  • Income
  • Price of related goods
  • Tastes
  • Expectations
  • Number of buyers
29
Q

Determinants of Supply

A
  • Input prices
  • Technology
  • Expectations
  • Number of sellers
30
Q

Comparative Statics show how

A
  • External variables affect or change the market.

- how changes in supply and demand change the price and quantity bought and sold.

31
Q

When using comparative statics the Three Qs to ask are..

A

I. What shifts?
II. What direction?
III. New price and quantity?

32
Q

Price elasticity of demand

A

Price elasticity of demand= Percentage change in quantity demanded/percentage change in price.

PED=%

33
Q

Price elasticity of supply

A

PE of S= %

34
Q

Total Revenue and Elasticity

A

If demand is elastic then ⬆️P—>⬇️TR