The following table gives quarterly data (not seasonally adjusted) on the sale of
mutual fund shares by the mutual fund industry for the period 1968-1973.

Download:  1528.dat ,  1528.xls

     Consider the following model:
     Salest = £\1D1 + £\2D2 + £\3D3 + £\4D4 + Ut

(a) Estimate the preceding regression equation (Eviews) (Rats)

(b) Does the preceding regression equation violate the rule that the number of dummies should be
     one less than the number of the classification (quarters)? (Suggested Answer)

(c) Compare your result with those obtained in question 15.27.  (Suggested Answer)