p

Coef.

Std.Err.

t

P > |t|

R²

lncost

0.0686896

0.0443775

1.55

0.146

0.9854

lnypua

0.6056908^**

0.2605235

2.32

0.037

lnhc

0.0069996

0.0354922

0.20

0.847

lnle

−0.1421049^**

0.0634912

−2.24

0.043

gdp

5.96e-06

2.87e−06

2.07

0.058

q

−3.15e-10^***

7.45e−11

−4.23

0.001

Constant

−0.4714166

0.5332866

−0.88

0.393