Loyola College M.A. Economics April 2007 Econometrics Question Paper PDF Download

LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

RF 16

M.A. DEGREE EXAMINATION – ECONOMICS

SECOND SEMESTER – APRIL 2007

EC 2807 – ECONOMETRICS

 

 

 

Date & Time: 24/04/2007 / 1:00 – 4:00      Dept. No.                                       Max. : 100 Marks

 

 

Part – A                                                             5 * 4 = 20

 

Answer any FIVE Questions with not exceeding 75 words each.

 

  1. What do you mean by Econometrics?
  2.  Distinguish between homoscedasticity and hectorscedasticity.
  3. Define Classical Linear Regression Model.
  4. What are the specifications of an error term in a single equation model?
  5. State the First-Order Autoregressive Scheme.
  6. Define Generalized Least-Square Estimator.
  7. Write a note on recursive model. Give an example

 

 

Part – B                                                          4 * 10 = 40

 

Answer any FOUR Questions with not exceeding 150 words each.

 

  1. Explain the importance of Econometrics.
  2. Explain the “Goodness of Fit”
  3. Obtain the Least-Square estimator for K- variables.
  4. Explain the uses of Dummy variables.
  5. Discuss the causes and consequences of Autocorrelation.
  6. State and explain the necessary and sufficient conditions for identification problem.
  7. State and explain the OLS principle.

 

 

Part – C                                                          2 * 20 = 40

 

Answer any TWO Questions with not exceeding 300 words each.

 

 

  1. Explain the extension of CLRM with an illustration.
  2. Analyse the properties of Least-Square Estimator for K-variables.
  3. Examine the method of Indirect Least Method
  4. Explain the Maximum Likelihood Estimator Method.

 

 

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