Econ Midterms
In the IS-LM model, which will follow a decrease in government purchases
The IS curve shifts to the left
In the sticky-price mode, what determines any difference between potential output and actual output
The difference between the price level and the expected price level
How do competitive, profit-maximizing firms determine the optimal level of a factor
The firm demands each factor of production until that factor's marginal product equals its real factor price
What does the annual percentage change in the GDP deflator tell us
The inflation rate
Which of these statements is NOT true about the steady state of the basic Solow model
The marginal product of capital always is equal to the depreciation rate
For macroeconomists, what distinguishes the short run and the long run?
Whether prices are sticky or flexible
The national income accounts identity for an open economy is:
Y = C + I + G + NX
Other things equal, an increase in the interest rate leads to
a decrease in the quantity of investment goods demanded
Which statement is true according to the solow growth model
a higher saving rate results in temporarily faster growth
According to the classical theory of money, reducing inflation will not make workers richer because firms will increase product prices ____ each year and give workers ____ raises
less; smaller
Macroeconomic Models
make different assumptions to explain different aspects of the macroeconomy.
The real exchange rate is determined by the equality of
net capital inflow and the demand for net exports
The opportunity cost of holding money is the:
nominal interest rate
if purchasing power parity holds, then changes in domestic saving will ___ the real exchange rate
not change
Before the Financial Crisis of 2007-09, the Fed primarily used ____ to conduct monetary policy. After, the Fed primarily ___
open market operations, interest on reserve balances and the discount rate
The rate of inflation is the
percentage change in the overall level of prices
An assumption of _______ is more plausible for studying the short-run behavior of the economy, while an assumption of ______ is more plausible for studying the long-run, equilibrium behavior of the economy.
sticky prices, flexible prices
How do economist define the real interest rate
the difference between the nominal interest rate and the rate of inflation
The inflation rate is a measure of how fast
the general level of prices in the economy is rising
When the unemployment rate is at a steady state
the number of people finding jobs equals the number of people losing jobs.
The IS-LM model is best equipped to help economists analyze
the short run
How do the long-run predictions of the Solow growth model compare to the endogenous growth model we studied in class
the solow model predicts an eventual steady-state equilibrium, and the endogenous growth model allows for continued growth
According to the Kremian model, large populations improve living standards because
there are more people who can make discoveries and contribute to innovation
To end a hyperinflation, a government trying to reduce its reliance on seigniorage would
raise taxes and cut spending rates
Which of these statements is NOT true about the steady state in the solow model with population and technological progress
total capital stock and total output grow at the rate of population growth
All of these are reasons for frictional unemployment EXCEPT
unemployed workers accept the first job offer that they receive
An example of increasing returns to scale is when capital and labor inputs:
Both increase 5 percent and output increases 10 percent
Which statement is true when the economy starts with less capital than the golden rule level
Current generations must sacrifice to maximize future consumption
______ cause(s) the capital stock to rise, while ______ cause(s) the capital stock to fall.
Investment; depreciation
An economy's factors of production and its production function determine the economy's:
Output of goods and services
If people have rational expectations, what is needed for policymakers to lower inflation without causing a recession
Policymakers must be credible and give people enough time to adjust their expectations before setting prices
Economist call the changes in the composition of demand among industries and regions:
Sectoral Shifts
Why do the short-run and long-run aggregate supply curves have different slopes
Sticky prices
What must be true if domestic saving is $100 and domestic investment is $110
The net capital inflow is $10
Which variable is constant in the IS-LM model
The price level
Which variable adjusts to bring the market for goods and services into equilibrium
The real interest rate
Which is NOT a result of protectionist trade policies in a small open economy
The trade balance becomes more positive
What is a fundamental lesson of the phillips curve
There is no tradeoff between unemployment and inflation in the long run
From a macroeconomic theory perspective what is unusual about the covid-19 recession
There was a shift in the economy's potential output
Two equivalent ways to view gross domestic product are as the
Total income of everyone in the economy or the total expenditure on the economy's output of goods and services
If nominal wages cannot be cut, then the only way to reduce real wages is by:
adjustments via inflation
If the demand for money depends on the nominal interest rate, then via the quantity theory and the Fisher equation, the price level depends on:
both the current and expected future money supply
To increase the monetary base, the Fed can:
conduct open-market purchases
The golden rule level of capital maximizes
consumption
In a small open economy, if exports equal $5 billion and imports equal $7 billion, then there is a trade ___ and ___ net capital inflow
deficit; negative
Endogenous Variables are:
determined within the model
The earned income tax credit
does not raise labor costs
In the solow model if the economy starts with more capital per worker than the steady state level of capital per worker, then the capital per worker will ____ and the output per worker will ____ as the economy approaches the steady state
fall; fall
Which of these hypothesis is consistent with fewer hours worked per year in Europe than in the United States
higher tax rates in Europe than in the United States
A typical trend during a recession is that:
incomes fall
If government purchases increase by (delta) G output will
increase by more than (delta) G
Assume that a rancher sells McDonald's a quarter-pound of meat for $1 and that McDonald's sells you a hamburger made from that meat for $2. In this case, gross domestic product (GDP) increases by:
$2
If the monetary base equals $400 billion and the money multiplier equals 2, then the money supply
$800 billion
When comparing economic performance in different years, economists:
Adjust for changes in prices
Which would NOT change total factor productivity
An increase in capital, labor or both
In the model developed in the chapter, what would follow an unexpected increase in inventories
An increase in the unemployment rate
What is TRUE if the net marginal return to capital (MPK - depreciation) is above the economy's average growth rate (growth in labor force (n) + growth rate of technology augmentation (g))
An opportunity exists to increase future consumption per capita
Which interest rates does the fed target when conducting monetary policy operations
Federal funds rate
What enables money creation in addition to that directly created by the central bank
Fractional-reserve banking
Which is a valid description of the aggregate demand curve
It tells us the possible combinations of the price level and output for a given money supply
What do economists call a situation in which an increase in the money supply is not followed by a drop in the interest rate
Liquidity Trap
Endogenous growth theory rejects the assumption of exogenous
Technological Changes
According to the Solow model, persistently rising living standards can only be explained by:
Technological progress
An increase in the price of goods bought by firms and the government will show up in:
The GDP deflator but not in the consumer price index