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Introductory Econometrics 4th Edition by Jeffrey Wooldridge
Edition 4ISBN: 978-0324660609Introductory Econometrics 4th Edition by Jeffrey Wooldridge
Edition 4ISBN: 978-0324660609 Exercise 8
Use all the data in PHILLIPS.RAW to answer this question. You should now use 56 years of data.
(i) Reestimate equation and report the results in the usual form. Do the intercept and slope estimates change notably when you add the recent years of data
equation
(ii) Obtain a new estimate of the natural rate of unemployment. Compare this new estimate with that reported in Example.
(iii) Compute the first order autocorrelation for unem. In your opinion, is the root close to one
(iv) Use unem as the explanatory variable instead of unem. Which explanatory variable gives a higher R-squared
(i) Reestimate equation and report the results in the usual form. Do the intercept and slope estimates change notably when you add the recent years of data
equation
(ii) Obtain a new estimate of the natural rate of unemployment. Compare this new estimate with that reported in Example.
(iii) Compute the first order autocorrelation for unem. In your opinion, is the root close to one
(iv) Use unem as the explanatory variable instead of unem. Which explanatory variable gives a higher R-squared
Explanation
Verified
Verified
(i)
Estimating the equation 
using 56 ye...
Introductory Econometrics 4th Edition by Jeffrey Wooldridge
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