ii. unit ii a. measuring domestic output, national income, and the price level 1. important facts...

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II. Unit II A. Measuring Domestic Output, National Income, and the Price Level 1. Important facts about the GDP fig 2. Three accounting identities a. The expenditures approach to GDP b. The income approach to GDP c. The leakages/injections identi B. Macroeconomic Instability: Unemployment and Inflation 1. Types of unemployment 2. Economic and noneconomic costs of unemployment 3. Full employment... the goal defined 4. Redistributive and output effects of inflation

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II. Unit IIA. Measuring Domestic Output,

National Income, and the Price Level1. Important facts about the GDP figure2. Three accounting identities

a. The expenditures approachto GDP

b. The income approach to GDPc. The leakages/injections identity

B. Macroeconomic Instability:Unemployment and Inflation1. Types of unemployment2. Economic and noneconomic

costs of unemployment3. Full employment... the goal

defined4. Redistributive and output effects

of inflation

EXPENDITURES(NO GOV. OR INT'L TRADE)

GDP -- C + ACTUAL I

EXPENDITURES(NO GOV. OR INT'L TRADE)

GDP -- C + ACTUAL I

CONSUMPTION

. . . includes expenditures by householdson . . .

GDP -- C + ACTUAL I

CONSUMPTION

. . . includes expenditures by householdson . . .

CONSUMPTION occurs when outputgoes to households.

EXPENDITURES(NO GOV. OR INT'L TRADE)

)

GDP -- C + ACTUAL I

INVESTMENT (GROSS PRIVATEDOMESTIC INVESTMENT) IG

1. All final purchases ofmachinery, equipment, and tools

by business enterprises

2.All construction (nongovernmental)3. Changes in inventories

EXPENDITURES(NO GOV. OR INT'L TRADE)

GDP -- C + ACTUAL I

INVESTMENT occurs when outputis retained by the business community(or sector).

EXPENDITURES(NO GOV. OR INT'L TRADE)

GDP -- C + ACTUAL I

INVESTMENT occurs when outputis retained by the business community(or sector).

Investment is the PHYSICAL creationof capital.

EXPENDITURES(NO GOV. OR INT'L TRADE)

)

GDP -- C + ACTUAL I

CONSUMPTION occurs when outputgoes to households.

INVESTMENT occurs when outputis retained by the business community(or sector).

EXPENDITURES(NO GOV. OR INT'L TRADE)

GDP -- C + ACTUAL I

STUFF PRODUCED BY THE ECONOMYDURING THE YEAR

EXPENDITURES(NO GOV. OR INT'L TRADE)

GDP -- C + ACTUAL I

STUFF PRODUCED BY THE ECONOMYDURING THE YEAR

STUFF WHICH GOES TO HOUSEHOLDSDURING THE YEAR

EXPENDITURES(NO GOV. OR INT'L TRADE)

)

GDP -- C + ACTUAL I

STUFF PRODUCED BY THE ECONOMYDURING THE YEAR

STUFF WHICH GOES TO HOUSEHOLDSDURING THE YEAR

STUFF RETAINED BY BUSINESS SECTORDURING THE YEAR

EXPENDITURES(NO GOV. OR INT'L TRADE)

GDP -- C + ACTUAL I

STUFF PRODUCED BY THE ECONOMYDURING THE YEAR

STUFF WHICH GOES TO HOUSEHOLDSDURING THE YEAR

STUFF RETAINED BY BUSINESS SECTORDURING THE YEAR

THE STUFF MUST GO SOMEWHERE..

EXPENDITURES(NO GOV. OR INT'L TRADE)

GDP -- C + ACTUAL I

STUFF PRODUCED BY THE ECONOMYDURING THE YEAR

STUFF WHICH GOES TO HOUSEHOLDSDURING THE YEAR

STUFF RETAINED BY BUSINESS SECTORDURING THE YEAR

THE STUFF MUST GO SOMEWHERE..

AND

THERE ARE ONLY TWO PLACESFOR IT TO GO!!!

EXPENDITURES(NO GOV. OR INT'L TRADE)

)

GDP -- C + ACTUAL I

INVESTMENT (GROSS PRIVATEDOMESTIC INVESTMENT) IG

1. All final purchases ofmachinery, equipment, and tools

by business enterprises

2.All construction (nongovernmental)3. Changes in inventories

EXPENDITURES(NO GOV. OR INT'L TRADE)

GDP -- C + ACTUAL I

INVESTMENT occurs when outputis retained by the business community(or sector).

EXPENDITURES(NO GOV. OR INT'L TRADE)

GDP -- C + ACTUAL I

INVESTMENT (GROSS PRIVATEDOMESTIC INVESTMENT) IG

1. All final purchases ofmachinery, equipment, and tools

by business enterprises

2.All construction (nongovernmental)3. Changes in inventories

EXPENDITURES(NO GOV. OR INT'L TRADE)

GDP -- C + ACTUAL I

INVESTMENT occurs when outputis retained by the business community(or sector).

EXPENDITURES(NO GOV. OR INT'L TRADE)

GDP -- C + ACTUAL I

INVESTMENT (GROSS PRIVATEDOMESTIC INVESTMENT) IG

1. All final purchases ofmachinery, equipment, and tools

by business enterprises

2.All construction (nongovernmental)3. Changes in inventories

EXPENDITURES(NO GOV. OR INT'L TRADE)

ASSUME:

STANDARDIZED BOXESOF FINAL GOODS

EACH PRICED AT $40

BUSINESS HOUSEHOLDS

BOX WAREHOUSE

GDP C + ACTUAL I--4 BOXES

$160

BUSINESS HOUSEHOLDS

BOX WAREHOUSE

GDP C + ACTUAL I--4 BOXES

2 BOXES$80

$160

BUSINESS HOUSEHOLDS

BOX WAREHOUSE

GDP C + ACTUAL I--4 BOXES

2 BOXES$80

$1602 BOXES

$80

BUSINESS HOUSEHOLDS

BOX WAREHOUSE

GDP C + ACTUAL I--4 BOXES

$160

BUSINESS HOUSEHOLDS

BOX WAREHOUSE

GDP C + ACTUAL I--4 BOXES

$160

6 BOXES$240

BUSINESS HOUSEHOLDS

BOX WAREHOUSE

BUSINESS HOUSEHOLDS

BOX WAREHOUSE

BUSINESS HOUSEHOLDS

BOX WAREHOUSE

BUSINESS HOUSEHOLDS

BOX WAREHOUSE

GDP -- C + ACTUAL I

---------------------------

INVESTMENT (GROSS PRIVATEDOMESTIC INVESTMENT) IG

1. All final purchases ofmachinery, equipment, and tools

by business enterprises

2.All construction (nongovernmental)3. Changes in inventories

EXPENDITURES(NO GOV. OR INT'L TRADE)

BUSINESS HOUSEHOLDS

BOX WAREHOUSE

BUSINESS HOUSEHOLDS

BOX WAREHOUSE

GDP C + ACTUAL I--4 BOXES

$160

6 BOXES$240

-2 BOXES-$80

BUSINESS HOUSEHOLDS

BOX WAREHOUSE

BUSINESS HOUSEHOLDS

BOX WAREHOUSE

BUSINESS HOUSEHOLDS

BOX WAREHOUSE

BUSINESS HOUSEHOLDS

BOX WAREHOUSE

BUSINESS HOUSEHOLDS

BOX WAREHOUSE

$40 SKYSCRAPER

BUSINESS HOUSEHOLDS

BOX WAREHOUSE

$40 SKYSCRAPER

BUSINESS HOUSEHOLDS

BOX WAREHOUSE

GDP C + ACTUAL I--4 BOXES

$160

BUSINESS HOUSEHOLDS

BOX WAREHOUSE

GDP C + ACTUAL I--4 BOXES

$160

4 BOXES$160

BUSINESS HOUSEHOLDS

BOX WAREHOUSE

GDP C + ACTUAL I--4 BOXES

$160

4 BOXES$160

0 BOXES$0

GDP C + ACTUAL I--4 BOXES

$160

WHY "ACTUAL"?

Suppose producer wishes to increase theinventories he is carrying by 2 boxes

during the year.

Suppose he that he can sell4 boxes during the year.

He will therefore produce 6 boxes.

believes

EXPENDITURES(NO GOV. OR INT'L TRADE)

Suppose producer wishes to increase theinventories he is carrying by 2 boxes

during the year.

He will therefore produce 6 boxes.

Suppose he sells only 2 boxes.actually

Suppose he that he can sell4 boxes during the year.

believes

Suppose producer wishes to increase theinventories he is carrying by 2 boxes

during the year.

He will therefore produce 6 boxes.

ACTUAL I IS 4 BOXES.PLANNED I IS ONLY 2 BOXES.

Suppose he that he can sell4 boxes during the year.

believes

Suppose he sells only 2 boxes.actually

Suppose producer wishes to increase theinventories he is carrying by 2 boxes

during the year.

Suppose he believes that he can sell 4 boxesduring the year.

He will therefore produce 6 boxes.

believes

Suppose he actually sells only 2 boxes.actuallyACTUAL I IS 4 BOXES.

PLANNED I IS ONLY 2 BOXES.

HE "ACCIDENTALLY" BUYS

2 EXTRA

BOXES