Introduction to Macroeconomics (ECNC2202)

Higher Institute of Commerce and Management (HICM)

Semester: Second Semester

Level: 200

Year: 2016

Instruction: answer ALL questions.
SECTION ONE: MCQs (each question is 2 marks)
1) The ratio of the change in the equilibrium level of income to a change in some autonomous increase
in spending is the:
(a) Elasticity coefficient.
(b) Accelerator.
(c) Automatic stabilizer.
(d) Marginal propensity of the autonomous variable.
2) If an individual cannot find a job because his or her job skills have become obsolete; this is an
example of:
(a) Frictional unemployment.
(b) Structural unemployment.
(c) Cyclical unemployment.
(d) Seasonal unemployment.
3) If the number of people classified as unemployed is 20,000 ad the number of people classified as
employed is 230,000, what is the unemployment rate?
(a) 8%.
(b) 8.7%.
(c) 9.2%.
(d) 11.5%.
4) Expansionary monetary policy:
(a) Tends to lead to an appreciation of a nations currency.
(b) Usually has no effect on a currencys exchange value.
(c) Tends to lead to a depreciation of the currencies of other nations.
(d) Tends to lead to a depreciation of a nations currency.
5) Banks can create money:
(a) Only by illegally printing additional dollar bills.
(b) By paying interest to their depositors.
(c) By making loans that result in additional deposits.
(d) By offering financial services, such as stick market brokerage.
6) Which of the following events will lead to an increase in the equilibrium interest rate?
(a) A decrease in the level of output (real GDP).
(b) The purchase of government securities by BEAC.
(c) An increase in the level of output (real GDP) and an increase in the money supply.
(d) The sale of government securities by the BEAC.
7) If the quantity of money demanded is less than the quantity of money supplied, then the interest rate
will:
(a) Either increase or decrease, depending on the amount of excess demand.
(b) Increase.
(c) Decrease.
(d) Not change.
SCHOOL/FACULTY: H.I.C.M DEPARTMENT: Management
COURSE CODE: ECNC102 COURSE TITLE: Introduction to Macroeconomics
SEMESTER: Second NATURE: EXAM LEVEL:
LECTURER: Prof. Tafah Edokat/ Dr. Ndamsa Dickson DATE: 2016 HALL: DURATION: 3Hrs
REPUBLIC OF CAMEROON
Peace -Work Fatherland
UNIVERSITY OF BAMENDA
P.O BOX 39 BAMENDA
TEL: 33 36 36 94
REPUBLIQUE DU CAMEROUN
Paix -Travail Patrie
UNIVERSITE DE BAMENDA
P.O BOX 39 BAMENDA
TEL: 33 36 36 94
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8) Which of the following actions is an example of expansionary fiscal policy?
(a) A decrease in welfare payments.
(b) A purchase of government securities in the open market.
(c) A decrease in the interest rate.
(d) A decrease in the corporate profits tax rates.
9) As the economy nears full employment, the short-run aggregate supply curve:
(a) Becomes flatter.
(b) Becomes steeper.
(c) Shifts to the right.
(d) Shifts to the left.
10) To lower interest rates, BEAC could:
(a) Buy securities.
(b) Decrease the money supply.
(c) Raise the treasury bill rate.
(d) Raise the reserve requirement.
11) To resolve a short-term deficit in the balance of payment, Cameroon could:
(a) Sell government securities.
(b) Reduce foreign currency reserves.
(c) Buy government securities.
(d) Increase foreign currency-reserves.
12) To resolve a long-term deficit in the balance of payment, Cameroon could:
(a) Liberalize international trade.
(b) Use contractionary monetary policy.
(c) Reduces taxes on income.
(d) Reduce foreign currency reserves.
SECTION TWO
Question 1 (6 marks)
State and explain three non-tariff barriers which the Cameroon government could use to protect domestic
poultry producers from imported poultry products.
Question 2 (20 marks)
The table below hosts the cost of producing one unit (in man-hours) of commodities A and B in two
countries (North and South).
Country Cost of producing one unit (in
man-hours) of commodity.
A B
North 10 5
South 15 10
Required:
a) State the principle of comparative advantage. (3 marks)
b) Which country has an absolute advantage in production of commodity A and B? Justify (4 marks)
c) Based on your answer in (b) above, is trade possible between two countries? (3 marks)
d) Use comparative cost analysis to guide these economies on the benefits from trade and
specialization. Show your calculations (7 marks)
e) State any three limitations of the principle of comparative costs (3 marks)
Question 3 (20 marks)
We have a three-sector hypothetical economy in which:
I = 40; G = 10; T = 12 + 0.2Y; Y
d
= Y T;
Where I is investment, G is government spending, T is taxes and Y
d
is disposable income.
In this economy, when disposable income changes by 1000 millions, consumption (C) changes by 750
million and when disposable income is zero, consumption stands at 400 million.
Required:
1) Determine the consumption function for this economy (4 marks)
2) Determine the national level of income and represent it graphically (4 marks)
3) Determine the equilibrium levels of consumption and taxation for this economy (4 marks)
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4) Determine the savings function for this economy (2 marks)
5) Determine the value of the multiplier and interpret it (2 marks)
6) Use the injections/withdrawal method to obtain the national level of income (4 marks)
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