1965

1986

alpha

beta

m

n

alpha

beta

m

n

Australia

0.5483

0.5005

10.12

11.16

0.5792

0.523

7.99

9.81

Austria

0.5177

0.4653

9.59

9.27

0.444

0.4234

27.49

21.05

Canada

0.51

0.474

14.11

167

0.5483

0.4974

9.37

10.27

Denmark

0.5214

0.4948

18.92

19.54

Finland

0.4889

0.4493

13.28

11.73

0.5626

0.4597

4.75

4.97

Greece

0.6594

0.6498

Ireland

0.4925

0.4664

20.04

18.42

Italy

0.4678

0.4171

10.93

8.68

Netherlands

0.5136

0.4202

5.67

4.97

Norway

0.4803

0.4437

14.94

12.83

0.5002

0.3334

3.5

2.5

Spain

0.594

0.5173

5.77

7.21

0.601

0.5327

6.34

8.3

Turkey

0.7411

0.6739

4.37

10.56

0.7769

0.7242

4.73

14.24

USA

0.5352

0.5274

58.63

66.38

0.6965

0.4669

1.82

2.53

mean value

15.53

16.2

8.25

9.21