Source

SS

Df

MS

obs

=

566

Model

702.1

3

234.0

Prob > F

=

0

Residual

139.8

562

0.249

R-squared

=

0.834

Total

841.9

565

1.490

Root MSE

=

0.499

Profit

Coef.

Std. Err.

t

P > |t|

95% Conf.

Interval

Investment

0.0334

0.0156

2.150

0.0320

0.00287

0.0640

Labor

0.450

0.0338

13.30

0

0.384

0.516

Asset

0.687

0.0385

17.84

0

0.611

0.762

CONS

2.037

0.626

3.250

0.00100

0.807

3.267