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Macroeconomics
Test 1 Lectures 1-11
69
Economics
Undergraduate 1
02/22/2011

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Term
Scarcity
Definition
The economic observation that humans have unlimted wants but only limited resources 
Term
Economics
Definition
The study of how society manages its scarce resources
Term
Microeconomics
Definition
The stuyd of how individual consumers, households and firms make decisions and behave in a market
Term
Macroeconomics
Definition
The study of economy-wide phenoma, includes inflation, unemployment and economic growth
Term
Positive
Definition
Attempts to describe the word as it is
Term
Negative 
Definition
Claim that attempts to prescribe how world should be 
Term
Economic System
Definition
Set of institution arrangements to determine how o distribute that scarce resources to satisfy peoples wants
Term
Econimc System Answers 5 Questions
Definition

What goods and services will be produced?

How will the goods and services be produced?

Who will get the goods and services?

How will the system accommodate change?

How will the system accomodate progress?

Term
Command System
Definition
Government owns most of the resources and a central plannin board decides how the resources will be used
Term
Market System
Definition
Resources privately owned, goods are privately produced according to a profit motive
Term
6 Characteristics of Market System
Definition

Extensive Private Property

Freedom of enterprise and choice

Self interest as main motivating force

Competition

Market and Prices exist

Active but limited government 

Term
2 Problems with command system
Definition

Incentive

Coordination 

Term
Assumptions about consumers
Definition

People are rational

People have unlimited wants

People have limited income

Term
Rational (for asumptions about consumers)
Definition
People know what they want and how to get it, they obtain it if the benefits exceed the cost given their information
Term
Law of Demand
Definition
All other things equal, when the price of a good goes up the demand goes down
Term
Reasons for shift in Demand
Definition

Change in income

Price of related goods

Number of buyers

Taste/Preferences

Expectations

Term
Assumptions about Firms
Definition

Firms act to maximize profits

Firms produce goods using technology that requires resources

Resources are limited

Term
Law of Supply
Definition
All other things equal, as the price of a good increases the suplly increases
Term
Reasons for shift in supply (4)
Definition

Input prices

Technology

Taste/preferences

Number of sellers

Term

Market

 

Definition
Created when a group of buyers and sellers of a particular good come together and trade
Term
Pefectly Competitive Market
Definition
Market where there are many buyers and sellers so that each person has a negligable impact on market price
Term
Competitive Equalibrium 
Definition
A competitive equalibrium is a price and a quantity such that quantity demanded=quantity supplied
Term
Elasticity
Definition
Measure of how much buyers and sellers respond to changes in market conditions
Term
Price Elasticity
Definition
Measure of how much buyers and sellers respond to change in price
Term
Income Elasticity
Definition
Measure of how much buyers and sellers demand changes in response to a change in income
Term
Elastic (Graph price changes)
Definition
Quantity respons "substantially" to changes in price
Term
Inelastic (Graph change in price)
Definition
Quantity responds "slightly" to changes in price
Term
Midpoint Method
Definition

(Q2-Q1)*(P2+P1)

divided by

(Q2+Q1)*(P2-P1)

Term
|Elasticity|>1
Definition
Elastic Curve
Term
|Elasticity|<1
Definition
Inelastic Curve
Term
Why are things "elastic" or "inelastic"?
Definition

Availability of close substitiutes

Necessity vs Luxury

Definition of "Market"

Time Horizon

Term
Welfare Economics
Definition
The study of how the allocation of resources affect economic well-being
Term
Equality
Definition
Resource allocation that distributes economic prosperity uniformly amongst members
Term
Consumer Surplus
Definition
Difference between the price that the consumer pay and they price they're willing to pay
Term
Efficiency
Definition
The property of a resource allocation of maximizing the total surplus received by all members of society
Term
Producer Surplus 
Definition
Difference between the price that the producers pay and the price they are willing to pay
Term
GDP
Definition
Market value of final goods and services produced in a certain country within a given time
Term
Market Value
Definition
Revenue firms recieve from selling their products at the price the buyer and seller agree on
Term
Intermediate Good
Definition
A good used entirely to produce another good
Term
Final Good
Definition
Any good that is not an intermediate good
Term
Goods NOT included in GDP
Definition

Intermediate

Land or investments of goods

Used goods

Informal production/home production

Term
Nominal GDP
Definition
GDP calculated using current market prices in a base year
Term
Real GDP
Definition
GDP calculated using market prices in a base year
Term
GDP Deflator (equation)
Definition

Nominal GDP

divided by

Realy GDP

x100

Term
GDP Inflation
Definition

GDP Deflator in year 2 - GDP Deflator in year 1

divided by

GDP Deflator in year 1

Term
Economic Growth
Definition
Increase in real GDP per capita over time
Term
Real GDP Per Capita
Definition

Real GDP 

divided by

Population

Term
Rate of Economic Growth
Definition
How quickly a country is growing
Term
Rate of Economic Growth (equation)
Definition

RGDP PC new - RGDP PC old

divided by

RGDP PC old

Term
How does GDP relate to quality of life?
Definition
Posivite correlation with high GDP, Negative with corruption; High GDP=Low corruption
Term
Modern Economic Growth
Definition
Economic growth characterized by sustained and ongoing increas in RGDP PC
Term
Production Factos
Definition

Increase in quantity/quality of life

Increase in human capital per worker

Increase in capital goods per worker

Term
Production Technology
Definition

Improve technology

Increase productive efficiency 

 

Term
Demand
Definition
Increase demand of goods/services
Term
Capital Worker
Definition

Number of Machines

divided by

Number of Workers

Term
Labor Productivity
Definition

Number produced

divided by

Number of workers x hours worked

Term
Free Trade
Definition

Increases efficiency

Increases demand for goods

Increases foriegn investment

Term
Patents and Copyrights
Definition

Increases innovation

Increases monopolies

Decreases output

Term

High Population Growth leads to...

 

 

High RGDP Growth leads to...

Definition

Low RGDP growth

 

 

Low Population growth

Term
Demographic Transition Theory
Definition
Rising incomes lead to slower population growth
Term
Growth Not Sustainable (1)
Definition
Modern growth has resulted from new ideas
Term
Growth is Sustainable (2)
Definition

Resource prices aren't rising

Growth has a lot to do with expansion and apllication of knowledge and information

Term
Anti-Growth (3)
Definition

Growth causes pollution, global warming

"More" is not better if it means alienation, burnouts, deadend jobs

High growth causes high-stress

Term
Pro-Growth (3)
Definition

Leads to improved standard of living

Improved working conditions, decreases alienation

Allows more sustainability to environmental concerns 

Term
Governments role Regulator
Definition

Promote stability

Provide legal structure

Maintain competition 

Term
Government role Equalizer
Definition

Proved public goods and services

Redistribute income

Reallocate resources 

Term
Friction unemployment
Definition
Caused by workers looking for jobs matching their skills/preferences 
Term
Structural unemployment
Definition

Caused by worker whose skills aren't in demand by employers 

Skills aren't good enough to be hired

Can't move to where jobs are available

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