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x1_2
2005 Sep 15
1
Coefficients from LM
...at we have the following data set (the number of
observations for each company is actually larger than the one showed...):
Company Y X1 X2
1 y_1 x1_1 x2_1
1 y_2 x1_2 x2_2
1 y_3 x1_3 x2_3
(...)
2 y_4 x1_4 x2_4
2 y_5 x1_5 x2_5
2 y_6 x1_6 x2_6
(...)
n y_n x1_n x2_n
n y_n1 x1_n1 x2_n1
n y_n2 x1_n2 x2_n2
(...)
I need to run a regression of Y=b0+b1*X1+b2*X2 for EACH company in the
dataset and then retrieve the coefficients for each regression obtained (and
t-stats and R^2) for each company and put it in another dataset/table. The
procedure can be done easily done with a loop statement, but i...