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E202 Ch 11
Exam 2
38
Economics
Undergraduate 2
10/18/2011

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Cards

Term
Consumption Function
Definition
c=a+b(y-t)
Term
Aggregate Expenditure Model
Definition
focuses on teh short fun relationship between total spending and real GDP. Price level is constant.
Term
Components of A.E
Definition
Consumption
Planed Investment
Government Purchases
Net Exports
Term
Consumptions
Definition
spending by households on goods and services
Term
Planned Investment
Definition
planned spending by firms on capital goods
Term
Government Purchases
Definition
spending by local, state, and federal governments on goods and services
Term
Net Exports
Definition
spending by foreign firms and households on goods and services produced in the U.S minus spending by U.S firms and households on foreign goods
Term
A.E Equation
Definition
C+I+G+NX
Term
Macroeconomics Equilibrium
Definition
A.E = GDP
Term
A.E > GDP
Definition
Total spending is higher than total production. Inventories fall. GDP rises and employment increases
Term
A.E < GDP
Definition
Total Spending is less than total production. Inventories increase. GDP falls and employment falls
Term
Five most Important Variables that effect Consumption
Definition
1 Current disposable income
2 Household wealth
3 Expected future income
4 The Price level
5 The interest rate
Term
Current disposable income and consumption
Definition
as it increases so does consumption
Term
Household wealth and consumption
Definition
as household wealth increases so does amount of income spent on consumption
Term
Does housing wealth affect consumer spending?
Definition
This is hard to determine since many factors in macroeconomics rise and fall at the same time and this does not mean they are related
Term
Expected Future Income and Consumption
Definition
this depends on how it compares to current. If it is much higher than current then consumption will increase
Term
The Price Level and Consumption
Definition
if price level falls consumption increase.
Term
Marginal Propensity to Consume (MPC)
Definition
(change in consumption)/(change in disposable income)
Term
What does MPC tell us
Definition
this tell us what percent of an increase in income will be spent on consumption
Term
National Income
Definition
Consumption + Savings + Tax
Term
Change in nation income
Definition
change in C + change in S + change in T

However we assume T is constant
Term
Marginal Propensity to Save
Definition
(Change in savings)/(Change in DI)
Term
MPC+MPS
Definition
1
Term
Four most important variables that effect Planned Investment
Definition
1 Interest Rate
2 Expectation of future profitability
3 Taxes
4 Cash Flow
Term
Expectations of future profitability and PI
Definition
the optimism or pessimism of a firm is key to whether or not investment increase or decreases
Term
Interest Rate and PI
Definition
higher real interest rate results in lower investment and a lower real interest rate results in higher investment
Term
Taxes and PI
Definition
an increase in corporate income tax decreases profitability of investment. Investment tax incentives increase investments
Term
Cash Flow and PI
Definition
the higher the cash flow, the more money available for investment
Term
Three most important variables that effect Net Exports
Definition
1 Price level in the US relative to price level in other countries
2 Growth rate of GDP in US relative to other countries
3 The exchange rate between the dollar and other currencies
Term
Price Level in U.S and NX
Definition
if inflation rate is less in US then demand for US products increases
Term
Growth rate of GDP and NX
Definition
When income in the US rises more slowly than incomes in other countries, net export rises.
Term
Exchange rate and NX
Definition
A decrease in the value of the dollar will increase exports and decrease imports. NX rises
Term
Autonomous Expenditure
Definition
Spending that does not depnd on the level of GDP
Term
Multiplier
Definition
the ratio of the increase in equilibrium real GDP to the increase in autonomous expenditure
Term
Multiplier Effect
Definition
occurs because an initial increase in autonomous expenditures sets off a series of increases in real GDP
Term
Formula to find the multiplier
Definition
(1)/(1-mpc)
Term
Why is the multiplier formula oversimplified?
Definition
it ignores effect that increases in GDP have on imports, inflation, interest rate, and individual taxes
Term
The Paradox of Thrift
Definition
something good for the long run might not be good for the short run
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