No. DP17-4

RCESR Discussion Paper Series

日本は「格差社会」になったのか

－比較経済史にみる日本の所得格差－

2017 年 11 月

森口千晶

一橋大学 経済研究所

一橋大学 経済研究所

経済社会リスク研究機構

〒186-8603東京都国立市中 2-1 http://risk.ier.hit-u.ac.jp/

RCESR

参考資料

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25

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p95 p90 p75 p50 p25 p10 p5

0.0

0.1

0.2

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1981 1984 1987 1990 1993 1996 1999 2002 2005 2008

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21 12 11 9 9 9 8 7 7

0

20

40

60

80

100

120

140

160

180

1 2 3 4 5 6 7 8 9 10

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34

9 OECD 1 A.

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0%

4%

8%

12%

16%

20%

24%

28%

32%

36%

1980

1984

1988

1992

1996

2000

2004

2008

2012

US

UK

Canada

Australia

France

Germany

Denmark

Sweden

Japan

Korea

0%

4%

8%

12%

16%

20%

24%

28%

32%

36%

1980

1984

1988

1992

1996

2000

2004

2008

2012

US

UK

Canada

Australia

France

Germany

Denmark

Sweden

Japan

Korea

35

10 1 2012

1 m

2015

11 1 2010

1

14.6 14.9

17.0

18.8

21.8

13.3 12.0 11.9

13.2 13.0

10.8

13.3

15.5

12.7

15.1 16.2

17.3 14.6 15.5

17.8 18.8

19.5

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15.6 14.7

15.6 14.7

13.3

17.2 16.9

23.2

25.4 23.9

0

5

10

15

20

25

30 0-

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男性 女性

18.2 16.3 17.7

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16.7 15.8 13.7 14.6 15.1

22.8

0

10

20

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50

60

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0-19歳(男) 0-19歳(女) 20-64歳(男) 20-64歳(女) 65歳以上(男) 65歳以上(女)

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36

12 1 2010

1

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0

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50

60

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37

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0

400

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51

1955

1959

1963

1967

1971

1975

1979

1983

1987

1991

1995

1999

2003

2007

2011

生活保護受給者数（千人）

生活保護受給率（右軸）

0

200

400

600

800

1,000

1,200

1,400

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1965

1970

1975

1980

1985

1990

1995

2000

2005

2010

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38

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1985

1987

1989

1991

1993

1995

1997

1999

2001

2003

2005

2007

2009

2011

2013

2015

-180

-150

-120

-90

-60

-30

0

30

60

90

120

150

180

1985

1987

1989

1991

1993

1995

1997

1999

2001

2003

2005

2007

2009

2011

2013

2015

39

16 1 1990 2015

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0

100

200

300

400

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700

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15-24 25-34 35-44 45-54 55-64 65-

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アルバイト

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正規

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0

100

200

300

400

500

600

15-24 25-34 35-44 45-54 55-64 65-

2015 Ā̀

契約社員・嘱託・その他

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アルバイト

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正規

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0.444

0.1620.093 0.083

0.272

0.533

0%

10%

20%

30%

40%

50%

60%

70%

80%

15-24 25-34 35-44 45-54 55-64 65-

Ā

1990

2002

2015 0.515

0.407

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0.634 0.656

0%

10%

20%

30%

40%

50%

60%

70%

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15-24 25-34 35-44 45-54 55-64 65-

Ā

1990 2002 2015

0

100

200

300

400

500

600

700

800

15-24 25-34 35-44 45-54 55-64 65-

1990Ā̀

契約社員・嘱託・その他 派遣社員

アルバイト

パート

正規

役員

0

100

200

300

400

500

600

15-24 25-34 35-44 45-54 55-64 65-

1990 Ā̀

契約社員・嘱託・その他 派遣社員

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Total

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10

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30

40

50

60

70

0-19 20-29 30-34 35-39 40-44 45-49 50-59 60-

USĀ

Male

Female

0

10

20

30

40

50

0-14 15-29 30-34 35-39 40-48 49-59 60-

JapanĀ

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Female

0

10

20

30

40

50

60

0-19 20-29 30-34 35-39 40-44 45-49 50-59 60-

FranceĀ

Male

Female

0

10

20

30

40

50

0-19 20-29 30-34 35-39 40-44 45-49 50-59 60-

GermanyĀ

Male

Female