Quiz 1 - 60 minutes
Student name:
Class:
Question 1. (4 points) Suppose the demand q and price p for a certain commodity are related
by the equation
q = 2/p p + 152.
(a) Currently the selling price is $3. If the price is decreasing at the rate of 3 cents

Quiz 1 - 60 minutes
Student name:
Class:
Question 1. (4 points) Suppose the demand q and price p for a certain commodity are related
by the equation
q = 1/p p2 + 152.
(a) Currently the selling price is $3. If the price is decreasing at the rate of 3 cents

Quiz 2 - 15 minutes
Student name:
Class:
Question. A tire manufacturer estimates that q (thousand) radial tires will be demanded by
wholesalers when the price is p = D(q) = 0.1q 2 + 90 dollars per tire, and the same number of
tires will be supplied when t

Quiz 1 - 60 minutes
Student name:
Class:
Question 1. (4 points) Suppose the demand q and price p for a certain commodity are related
by the equation
q = 1/p 2p + 120.
(a) Currently the selling price is $4. If the price is increasing at the rate of 3 cents

Quiz 2 - 15 minutes
Student name:
Class:
Question. It is estimated that the demand for a manufacturers product is increasing exponentially at the rate of 1.98% per year. If the current demand is 8,000 units per year and if the
price remains fixed at $200

What is Econometrics
V c Hong V
University of Economics HCMC
June 2015
V c Hong V (UEH)
Applied Econometrics
June 2015
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What is Econometrics?
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Econometrics is based upon the development of statistical
methods for estimating economic relationship

Multiple Regression Analysis
y = 0 + 1x1 + 2x2 + . . . kxk + u
2. Inference
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Assumptions of the Classical
Linear Model (CLM)
So far, we know that given the GaussMarkov assumptions, OLS is BLUE,
In order to do classical hypothesis testing,
we need to add