Consider the following model: Y i = α + β 0 X t + u t where

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Consider the following model:

Yˆ—i = α + β0Xt + ut

where Yˆ— = desired, or long-run, business expenditure for new plant and equipment, Xt = sales, and t = time. Using the stock adjustment model, estimate the parameters of the long- and short run demand function for expenditure on new plant and equipment given in the following table.

Year Plant Expenditure, Y Sales, X2 Year Plant Expenditure, Y Sales, X2 1970 36.99 52.805 1981 128.68 168.129 1971 33.60


How would you find out if there is serial correlation in the data?

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Basic Econometrics

ISBN: 978-0073375779

5th edition

Authors: Damodar N. Gujrati, Dawn C. Porter

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