Exam 6: A: an Introduction to Macroeconomics
Why do economists measure growth in an economy using real GDP rather than nominal GDP?
Nominal GDP measures the final dollar value of all goods and services produced in an economy in a year.This measurement is made using current dollars.Growth in nominal GDP can occur for three reasons: (1) more goods and services are produced, (2) goods and services have higher prices, and (3) there is an increase in both goods and services produced and their associated prices.Real GDP is measured in constant dollars, so an increase in real GDP simply measures an increase in the production of goods and services.
What are two broad categories of macroeconomic shocks?
In macroeconomics, shocks are categorized as either demand shocks or supply shocks.Demand shocks are unexpected changes in the demand for goods and services while supply shocks are unexpected changes in the supply of goods and services (usually due to input price changes).
Define macroeconomics and provide two key concerns it studies.
Macroeconomics studies the behaviour of an economy as a whole.It focuses its studies upon two key concerns: (1) long-run economic growth, and (2) short-run fluctuations in output and employment (the business cycle).
What is the difference between financial investment and economic investment?
What is the Great Recession? Describe its causes and also its impact on the Canadian Economy.
If households are typically the source of savings and businesses the source of investments, how then are savings and investments coordinated?
What will happen to prices and output levels if there is an unexpected demand increase and prices are fully flexible?
In this list, identify those investments which are financial (F) and those that are economic (E): Canada Savings Bonds, stock in Potash Corporation of Saskatchewan, an old house you plan on fixing and reselling, new machinery for a factory you own, land that you plan to develop, an old window factory, your university education.
Suppose that we are in a condition of "stuck" prices so that the price of nails will not go above or below $2/kg.Further suppose that nail factories have been built on a business plan designed to deliver 6,000 kg/week.How many nails will be sold in a market in which demand (which includes a modest amount of inventory) is characterized by: (a) P = 5 - 0.5Q, (b) P = 6 - 0.5Q, and (c) P = 4 - 0.5Q, where P is in $/kg and Q is in thousands of kg/week? In each case, what happens to inventory.
Why do economists use the term "sticky" prices rather than "stuck" prices?
What are inventories and what role do they play in an economy with sticky prices?
In order to compare GDP across nations, economists typically make 3 adjustments.What are these adjustments and why are they carried out?
Suppose that we are in a condition of fully flexible prices, but production of nails will not go above 200 chairs/month.What price will chairs sell for if market demand is characterized by: (a) P = 425 - 1.5Q, (b) P = 530 - 1.5Q, and (c) P = 400 - 0.5Q, where P is in $/chair and Q is in chairs/month?
Describe and discuss two economic solutions to solve the Great Recession.
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