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Table 3 The rank of variable importance in the random forest algorithm

From: Machine learning approach to drivers of bank lending: evidence from an emerging economy

Rank

Variable

%IncMSE

IncNodePurity

Average

1

CAPR

11.621

14.633

13.127

2

DEPOVER

10.695

9.422

10.059

3

LLPTA

8.476

8.832

8.654

4

CPI

8.070

6.506

7.288

5

LIQR

7.279

7.219

7.249

6

DFR

7.184

6.770

6.977

7

ROA

6.059

7.679

6.869

8

FATA

6.242

6.898

6.570

9

GDP

6.910

5.572

6.241

10

LEAD

6.708

5.160

5.934

11

GVTTA

5.916

5.909

5.912

12

ECB

3.866

3.209

3.538

13

GVT2Y

2.583

2.347

2.465

14

ON

2.436

2.463

2.450

15

GVT9M

2.171

2.373

2.272

16

OIL

1.382

1.285

1.334

17

LENDINGR

0.502

1.590

1.046

18

FFR

1.006

1.064

1.035

19

REER

0.897

1.068

0.982

  1. The ranking is based on the average, and numbers are in %