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Cars have high prices and are durable goods, so when the economy suffers a downturn…
sales decline as unemployment increases, incomes fall, and many people decide to keep their current cars rather than buy new ones.
Microeconomics
The study of how
households and firms make choices,
how they interact in markets, and
how the government attempts to
influence their choices.
Macroeconomics
The study of the
economy as a whole, including topics
such as inflation, unemployment, and
economic growth.
Business cycle
Alternating periods
of economic expansion and economic
recession.
Expansion
The period of a business
cycle during which total production
and total employment are increasing.
Recession
The period of a business
cycle during which total production
and total employment are decreasing.
Economic growth
The ability of
an economy to produce increasing
quantities of goods and services.
Inflation rate
The percentage
increase in the price level from one
year to the next.
Gross domestic product (GDP)
The market value of all final goods
and services produced in a country
during a period of time, typically
one year.
Final good or service
A good or
service purchased by a final user.
Intermediate good or service
A
good or service that is an input into
another good or service, such as a tire
on a truck.
GDP includes only
production that takes place during the indicated time period; does not include the value of used goods.
Transfer payments
Payments by the
government to households for which
the government does not receive a
new good or service in return.
Consumption
Spending by
households on goods and services,
not including spending on new
houses.
3 categories of consumption
1. Expenditures on services, such as medical care, education, and haircuts
2. Expenditures on nondurable goods, such as food and clothing
3. Expenditures on durable goods, such as automobiles and furniture
The spending by households on new houses is not included in consumption.
Investment
Spending by firms
on new factories, office buildings,
machinery, and additions to
inventories, plus spending by
households and firms on new houses.
Spending on gross private domestic investment, or simply investment, is also divided into 3 categories:
1. Business fixed investment is spending by firms on new factories, office buildings, and
machinery used to produce other goods. Since 2013, this category of investment
has included business spending on research and development. The BEA had previ-
ously considered such spending to be an intermediate good.
2. Residential investment is spending by households and firms on new single-family and
multi-unit houses.
3. Changes in business inventories are changes in the stocks of goods that have been pro-
duced but not yet sold. If Ford has $200 million worth of unsold cars at the begin-
ning of the year and $350 million worth of unsold cars at the end of the year, then
the firm has spent $150 million on inventory investment during the year.
Government purchases
Spending
by federal, state, and local
governments on goods and services.
Net exports
Exports minus imports.
Value added
The market value a
firm adds to a product.
Household production
goods and services people produce for themselves.
The most important type of household production is the services a homemaker pro-
vides to the homemaker’s family.
Underground economy
Buying
and selling of goods and services that
is concealed from the government to
avoid taxes or regulations or because
the goods and services are illegal.
The Value of Leisure Is Not Included in GDP
If an economic consultant
decides to retire, GDP will decline even though the consultant may value increased
leisure more than the income she was earning from running a consulting firm.
GDP Is Not Adjusted for Changes in Crime and Other Social Problems
An
increase in crime reduces well-being but may actually increase GDP if it leads to greater
spending on police, security guards, and alarm systems. GDP is also not adjusted for
changes in divorce rates, drug addiction, or other factors that may affect people’s well-being.
GDP Measures the Size of the Pie but Not How the Pie Is Divided
When
a country’s GDP increases, the country has more goods and services, but those goods
and services may be very unequally distributed.
Nominal GDP
The value of final
goods and services evaluated at
current-year prices.
Real GDP
The value of final goods
and services evaluated at base-year
prices.
Price level
A measure of the average
prices of goods and services in the
economy.
GDP deflator
A measure of the
price level, calculated by dividing
nominal GDP by real GDP and
multiplying by 100.
depreciation
In the production of goods and services, some machinery, equipment, and buildings
wear out and have to be replaced. The value of this worn-out machinery, equipment, and
buildings is called
In the NIPA tables, depreciation is called
the consumption of
fixed capital.
national income.
GDP - the consumption of
fixed capital
national income
will always be smaller than GDP by an amount equal to depreciation. In practice,
though, the difference between the value of GDP and the value of national income does
not matter for most macroeconomic issues.
Wages
all com-
pensation received by employees, including fringe benefits such as health insurance.
Interest
net interest received by households, or the difference between the interest received on
savings accounts, government bonds, and other investments and the interest paid on car
loans, home mortgages, and other debts.
Rent
rent received by households.
Profit
the profits of sole proprietorships, which are usually small businesses, and the profits ofcorporations.
the state of the economy can be summarized in just two measures:
the unemployment rate and the inflation rate.
misery index
adds together the unemploy-
ment rate and the inflation rate to give a rough measure of the state of the economy.
the long-run success of an economy is best judged by
its ability to generate
high levels of real GDP per person.
Employed
In government statistics,
someone who currently has a job or
who is temporarily away from his or
her job.
Unemployed
In government
statistics, someone who is not
currently at work but who is available
for work and who has actively looked
for work during the previous month.
Labor force
The sum of employed
and unemployed workers in the
economy.
Unemployment rate
The
percentage of the labor force that is
unemployed.
not in the labor force:
Retirees, homemakers, full-time students, patients in hospitals, and those on active
military service or in prison.
People who are available for work and who have actively looked for a job at some
point during the previous 12 months but have not looked during the previous
4 weeks. Some people are not actively looking for work for reasons such as child-
care responsibilities or transportation difficulties.
• People who are available for work but have not actively looked for a job during the
previous four weeks because they believe no jobs are available for them. These peo-
ple are labeled discouraged workers.
Discouraged workers
People who
are available for work but have not
looked for a job during the previous
four weeks because they believe no
jobs are available for them.
Labor force participation rate
The percentage of the working-age
population in the labor force.
Employment–population ratio
Employment–population ratio
problems with unemployment rate
may understate the true
degree of joblessness in the economy. The BLS also counts people as being employed if
they hold part-time jobs but would prefer to hold full-time jobs; to overstate the true extent of joblessness. These problems arise
because the BLS does not verify the responses of people included in the survey. Some
people who claim to be unemployed and actively looking for work may not really
be actively looking.
labor force participation rate is important because
it determines the amount of labor
that will be available to the economy from a given population. The higher the labor force
participation rate, the more labor that will be available and the higher a country’s levels
of GDP and GDP per person.
two important trends in the labor
force participation rates of adults aged 16 years and over in the United States since 1948:
the falling labor force participation rate of adult men and the rising labor force participa-
tion rate of adult women.
Economists have not reached a consensus in
explaining the remainder of the decline in the employment–population ratio, but
here are several explanations they offer:
“Labor market scarring ;; An increased number of people receiving Social Security Disability Insur-
ance;; The Affordable Care Act;; The minimum wage;; Licensing requirements;; Better videogames.
“Labor market scarring.”
The slow recovery from the 2007–2009 recession
meant that some people were out of work for years. Often when people have not
held a job for a long period, their skills deteriorate, and employers become more
reluctant to hire them.
An increased number of people receiving Social Security Disability Insur-
ance.
Under this program, people with disabilities receive cash payments from
the federal government and receive medical benefits under the Medicaid program.
Some people who might otherwise be working are being supported by disability
payments instead. Research by Alan Krueger of Princeton University indicates
that about half of prime-age men who are not in labor force take pain medication,
and most of them believe that their pain prevents from them taking full-time jobs.
Interventions aimed at helping the disabled or those suffering from pain reenter the
labor force may increase the employment–population ratio among the prime-age
population.
The Affordable Care Act.
Economists at the Congressional Budget Office (CBO)
estimate that the Affordable Care Act, which provides subsidies to buy medical
insurance and expands Medicare coverage (see Chapter 5, Section 5.4), has resulted
in a decline in employment. According to a CBO report, as a result of the act, “some
people will decide not to work or to work fewer hours than would otherwise be
the case—including some people who will choose to retire earlier than they would
have otherwise, and some people who will work less themselves and rely more on a
spouse’s earnings.”
The minimum wage.
Economists Jeffrey Clemens and Michael Wither of the Uni
-
versity of California, San Diego, analyzed the effects of the increase in the federal
minimum wage from $5.15 an hour in 2007 to $7.25 an hour in 2009. They found
that by making it more difficult for low-skilled workers to find jobs, the increase in
the minimum wage reduced the employment–population ratio.
Licensing requirements.
As we saw in Chapter 6, Section 6.1, new businesses
are being started at lower rates than in past years, and barriers to entering certain
occupations have increased as states have imposed additional licensing require
-
ments. Difficulties in starting new businesses mean that some people who would
otherwise be self-employed as small business owners may have left the labor force
instead.
Better videogames.
Mark Aguiar of Princeton University, and colleagues have
noted that young men between the ages of 21 and 30 worked 12 percent fewer hours
in 2015 than in 2000. This decline in employment was larger than for other groups.
Aguiar and his colleagues argue that as much as 46 percent of the decline was due to
improvements in videogames that led some young men to prefer leisure to working.
economic growth in the United States has slowed
in recent years.
Many economists believe that one key to increasing growth and living
standards is for the government to develop policies that will help reverse the decline in
the employment–population ratio.
establishment survey, some-
times called the payroll survey,
measure total employment in the economy. This
monthly survey samples about 300,000 business establishments (such as factories,
stores, and offices). A small company typically operates only one establishment, but a
large company may operate many establishments. The establishment survey provides
information on the total number of persons who are employed and on a company payroll.
The establishment survey has four drawbacks:
1. The survey does not provide information on the number of self-employed persons
because they are not on a company payroll.
2. The survey may fail to count some persons employed at newly opened firms that
are not included in the survey.
3. The survey provides no information on unemployment.
4. The values for employment that the BLS initially announces can be significantly
revised as data from additional establishments become available.
When the BLS announces each month the increases or decreases in the number of persons
employed and unemployed,
these are net figures. That is, the change in the number of persons
employed is equal to the total number of jobs created minus the number of jobs elimi-
nated.
Notice, though, that the
unemployment rate never falls to zero. To understand why, we need to discuss the three
types of unemployment:
1. Frictional unemployment
2. Structural unemployment
3. Cyclical unemployment
Frictional unemployment
Short-
term unemployment that arises from
the process of matching workers with
jobs.
Structural unemployment
Unemployment that arises from a
persistent mismatch between the
skills or attributes of workers and the
requirements of jobs.
Cyclical unemployment
Unemployment caused by a business
cycle recession.
As production falls, firms start laying off workers. Workers who lose their jobs because of a recession
Natural rate of unemployment
The normal rate of unemployment,
consisting of frictional
unemployment and structural
unemployment.
full employment.
When the only remaining unemployment is structural and frictional unem-
ployment, the economy is said to be at____
government policies can aid these
private employment efforts:
Governments can help reduce the level of frictional unemployment with policies
that speed up matching unemployed workers with unfilled jobs. Government-
sponsored job fairs are an example of this type of policy.
• Governments can help reduce structural unemployment by implementing policies
that aid worker retraining. For example, the federal government’s Trade Adjust-
ment Assistance program offers training to workers who lose their jobs as a result
of competition from foreign firms.
Labor unions
organizations of workers that bargain with employers for higher wages
and better working conditions for their members. In unionized industries, the wage
is usually above what otherwise would be the market wage.
Efficiency wage
an above-market wage that a firm pays to motivate
workers to be more productive.
Inflation rate
The percentage
increase in the price level from one
year to the next.
consumer price index (CPI) / cost-of-living index
measure of the average of the prices a typical
urban family of four pays for the goods and services they purchase.
Producer price index (PPI)
An
average of the prices received by
producers of goods and services at all
stages of the production process.
Nominal interest rate
Nominal interest rate
Real interest rate
The nominal
interest rate minus the inflation rate.
Menu costs
The costs to firms of
changing prices.