Variables

(1)

(2)

(3)

(4)

(5)

(6)

(7)

OLS vce (robust)

Increase in sales

inventory accuracy

Reduced road traffic

Cost reduction

Timely delivery of services

Increase in revenue

TRMnew

−0.0169

0.744

0.695

0.830

1.018

1.229

3.884*

(1.20)

(0.218)

(0.213)

(0.194)

(0.295)

(0.327)

(1.231)

STMnew

0.388*

0.840

3.282*

4.690*

3.091*

2.768*

1.078

(1.64)

(0.177)

(0.657)

(1.001)

(0.653)

(0.794)

(0.417)

FMnew

0.213**

1.918**

0.838

0.596*

1.411

2.321*

9.119*

(5.78)

(0.507)

(0.166)

(0.096)

(0.301)

(0.527)

(4.505)

Observations

260

260

260

260

260

260

260

r2_p

.

0.00981

0.0404

0.0625

0.0908

0.146

0.301

R-squared

0.273