World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking National Ranking Publications Citations
Economics and Finance 53 1165 5 204 16974

Yujiro Hayami publications per year

The chart shows the history of publications by Yujiro Hayami between 1960 and 2017, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Yujiro Hayami published across 58 years, from 1960 to 2017, averaging 3.7 papers a year. Output peaked at 16 publications in 2001. 1 of the 212 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1960 to 2017. Vertical axis: number of publications, 0 to 16. Peak 16 publications in 2001. 1960: 1 publication 1961: 0 publications 1962: 0 publications 1963: 1 publication 1964: 1 publication 1965: 1 publication 1966: 0 publications 1967: 1 publication 1968: 0 publications 1969: 3 publications 1970: 7 publications 1971: 2 publications 1972: 5 publications 1973: 5 publications 1974: 2 publications 1975: 4 publications 1976: 2 publications 1977: 5 publications 1978: 8 publications 1979: 4 publications 1980: 9 publications 1981: 3 publications 1982: 6 publications 1983: 3 publications 1984: 3 publications 1985: 6 publications 1986: 4 publications 1987: 3 publications 1988: 14 publications 1989: 4 publications 1990: 4 publications 1991: 4 publications 1992: 2 publications 1993: 9 publications 1994: 2 publications 1995: 3 publications 1996: 2 publications 1997: 0 publications 1998: 6 publications 1999: 6 publications 2000: 14 publications 2001: 16 publications 2002: 5 publications 2003: 3 publications 2004: 1 publication 2005: 7 publications 2006: 3 publications 2007: 6 publications 2008: 1 publication 2009: 3 publications 2010: 1 publication 2011: 3 publications 2012: 1 publication 2013: 0 publications 2014: 0 publications 2015: 2 publications 2016: 0 publications 2017: 1 publication
1960 2017

212 publications in total across all disciplines

View publications per year as a table
Yujiro Hayami: publications per year, 1960 to 2017
Year Publications
1960 1
1961 0
1962 0
1963 1
1964 1
1965 1
1966 0
1967 1
1968 0
1969 3
1970 7
1971 2
1972 5
1973 5
1974 2
1975 4
1976 2
1977 5
1978 8
1979 4
1980 9
1981 3
1982 6
1983 3
1984 3
1985 6
1986 4
1987 3
1988 14
1989 4
1990 4
1991 4
1992 2
1993 9
1994 2
1995 3
1996 2
1997 0
1998 6
1999 6
2000 14
2001 16
2002 5
2003 3
2004 1
2005 7
2006 3
2007 6
2008 1
2009 3
2010 1
2011 3
2012 1
2013 0
2014 0
2015 2
2016 0
2017 1
Total 212
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Yujiro Hayami publication distribution in Economics and Finance in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Economics and Finance in 2026. The highlighted bar marks where Yujiro Hayami sits on this spectrum.

No. of scientists
25 50 75 100
Bar chart with 97 bars. Horizontal axis: publications, 42–46 to 521+. Vertical axis: number of scientists, 0 to 111. Most scientists, 111, have 137–141 publications. The last bar groups every scientist with 521 publications or more. The highlighted bar, 202–206 publications, is where this scientist sits. 42–46 publications: 1 scientist 47–51 publications: 12 scientists 52–56 publications: 7 scientists 57–61 publications: 23 scientists 62–66 publications: 32 scientists 67–71 publications: 36 scientists 72–76 publications: 56 scientists 77–81 publications: 57 scientists 82–86 publications: 70 scientists 87–91 publications: 86 scientists 92–96 publications: 72 scientists 97–101 publications: 106 scientists 102–106 publications: 97 scientists 107–111 publications: 96 scientists 112–116 publications: 101 scientists 117–121 publications: 103 scientists 122–126 publications: 102 scientists 127–131 publications: 108 scientists 132–136 publications: 107 scientists 137–141 publications: 111 scientists 142–146 publications: 94 scientists 147–151 publications: 96 scientists 152–156 publications: 100 scientists 157–161 publications: 74 scientists 162–166 publications: 68 scientists 167–171 publications: 91 scientists 172–176 publications: 76 scientists 177–181 publications: 75 scientists 182–186 publications: 61 scientists 187–191 publications: 66 scientists 192–196 publications: 68 scientists 197–201 publications: 71 scientists 202–206 publications: 60 scientists 207–211 publications: 56 scientists 212–216 publications: 44 scientists 217–221 publications: 51 scientists 222–226 publications: 65 scientists 227–231 publications: 48 scientists 232–236 publications: 59 scientists 237–241 publications: 37 scientists 242–246 publications: 37 scientists 247–251 publications: 41 scientists 252–256 publications: 43 scientists 257–261 publications: 33 scientists 262–266 publications: 34 scientists 267–271 publications: 39 scientists 272–276 publications: 25 scientists 277–281 publications: 29 scientists 282–286 publications: 29 scientists 287–291 publications: 26 scientists 292–296 publications: 31 scientists 297–301 publications: 31 scientists 302–306 publications: 24 scientists 307–311 publications: 28 scientists 312–316 publications: 24 scientists 317–321 publications: 13 scientists 322–326 publications: 14 scientists 327–331 publications: 25 scientists 332–336 publications: 18 scientists 337–341 publications: 16 scientists 342–346 publications: 18 scientists 347–351 publications: 15 scientists 352–356 publications: 17 scientists 357–361 publications: 19 scientists 362–366 publications: 16 scientists 367–371 publications: 17 scientists 372–376 publications: 7 scientists 377–381 publications: 18 scientists 382–386 publications: 13 scientists 387–391 publications: 19 scientists 392–396 publications: 9 scientists 397–401 publications: 10 scientists 402–406 publications: 13 scientists 407–411 publications: 13 scientists 412–416 publications: 5 scientists 417–421 publications: 10 scientists 422–426 publications: 6 scientists 427–431 publications: 12 scientists 432–436 publications: 9 scientists 437–441 publications: 9 scientists 442–446 publications: 10 scientists 447–451 publications: 12 scientists 452–456 publications: 8 scientists 457–461 publications: 4 scientists 462–466 publications: 7 scientists 467–471 publications: 4 scientists 472–476 publications: 5 scientists 477–481 publications: 6 scientists 482–486 publications: 7 scientists 487–491 publications: 8 scientists 492–496 publications: 5 scientists 497–501 publications: 4 scientists 502–506 publications: 4 scientists 507–511 publications: 5 scientists 512–516 publications: 7 scientists 517–520 publications: 7 scientists 521+ publications: 99 scientists
42–46 publications 521+

This scientist: 204 publications — 63rd percentile

63% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 521 publications or more.

View publications distribution as a table
Number of Economics and Finance scientists by publication count, Research.com 2026 ranking edition. Based on 3,760 ranked scientists.
Publications Scientists This scientist
42–46 1
47–51 12
52–56 7
57–61 23
62–66 32
67–71 36
72–76 56
77–81 57
82–86 70
87–91 86
92–96 72
97–101 106
102–106 97
107–111 96
112–116 101
117–121 103
122–126 102
127–131 108
132–136 107
137–141 111
142–146 94
147–151 96
152–156 100
157–161 74
162–166 68
167–171 91
172–176 76
177–181 75
182–186 61
187–191 66
192–196 68
197–201 71
202–206 60 204
207–211 56
212–216 44
217–221 51
222–226 65
227–231 48
232–236 59
237–241 37
242–246 37
247–251 41
252–256 43
257–261 33
262–266 34
267–271 39
272–276 25
277–281 29
282–286 29
287–291 26
292–296 31
297–301 31
302–306 24
307–311 28
312–316 24
317–321 13
322–326 14
327–331 25
332–336 18
337–341 16
342–346 18
347–351 15
352–356 17
357–361 19
362–366 16
367–371 17
372–376 7
377–381 18
382–386 13
387–391 19
392–396 9
397–401 10
402–406 13
407–411 13
412–416 5
417–421 10
422–426 6
427–431 12
432–436 9
437–441 9
442–446 10
447–451 12
452–456 8
457–461 4
462–466 7
467–471 4
472–476 5
477–481 6
482–486 7
487–491 8
492–496 5
497–501 4
502–506 4
507–511 5
512–516 7
517–520 7
521+ 99
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Yujiro Hayami D-index placement in Economics and Finance in 2026

The chart shows the D-index (discipline H-index) distribution of Economics and Finance scientists ranked by Research.com in 2026. The highlighted bar marks where Yujiro Hayami sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 72 bars. Horizontal axis: D-Index, 30 to 101+. Vertical axis: number of scientists, 0 to 178. Most scientists, 178, have 33 D-Index. The last bar groups every scientist with 101 D-Index or more. The highlighted bar, 53 D-Index, is where this scientist sits. 30 D-Index: 126 scientists 31 D-Index: 147 scientists 32 D-Index: 157 scientists 33 D-Index: 178 scientists 34 D-Index: 171 scientists 35 D-Index: 141 scientists 36 D-Index: 132 scientists 37 D-Index: 129 scientists 38 D-Index: 130 scientists 39 D-Index: 120 scientists 40 D-Index: 117 scientists 41 D-Index: 113 scientists 42 D-Index: 114 scientists 43 D-Index: 97 scientists 44 D-Index: 115 scientists 45 D-Index: 86 scientists 46 D-Index: 78 scientists 47 D-Index: 83 scientists 48 D-Index: 62 scientists 49 D-Index: 74 scientists 50 D-Index: 50 scientists 51 D-Index: 66 scientists 52 D-Index: 69 scientists 53 D-Index: 55 scientists 54 D-Index: 67 scientists 55 D-Index: 61 scientists 56 D-Index: 62 scientists 57 D-Index: 45 scientists 58 D-Index: 34 scientists 59 D-Index: 47 scientists 60 D-Index: 46 scientists 61 D-Index: 36 scientists 62 D-Index: 37 scientists 63 D-Index: 56 scientists 64 D-Index: 50 scientists 65 D-Index: 32 scientists 66 D-Index: 28 scientists 67 D-Index: 30 scientists 68 D-Index: 24 scientists 69 D-Index: 25 scientists 70 D-Index: 22 scientists 71 D-Index: 21 scientists 72 D-Index: 26 scientists 73 D-Index: 24 scientists 74 D-Index: 23 scientists 75 D-Index: 12 scientists 76 D-Index: 14 scientists 77 D-Index: 15 scientists 78 D-Index: 15 scientists 79 D-Index: 17 scientists 80 D-Index: 17 scientists 81 D-Index: 11 scientists 82 D-Index: 10 scientists 83 D-Index: 16 scientists 84 D-Index: 11 scientists 85 D-Index: 5 scientists 86 D-Index: 9 scientists 87 D-Index: 13 scientists 88 D-Index: 9 scientists 89 D-Index: 7 scientists 90 D-Index: 6 scientists 91 D-Index: 4 scientists 92 D-Index: 8 scientists 93 D-Index: 10 scientists 94 D-Index: 11 scientists 95 D-Index: 6 scientists 96 D-Index: 4 scientists 97 D-Index: 4 scientists 98 D-Index: 6 scientists 99 D-Index: 6 scientists 100 D-Index: 8 scientists 101+ D-Index: 100 scientists
30 D-Index 101+

This scientist: 53 D-Index — 69th percentile

69% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 101 D-Index or more.

View D-Index distribution as a table
Number of Economics and Finance scientists by D-index, Research.com 2026 ranking edition. Based on 3,760 ranked scientists.
D-Index Scientists This scientist
30 126
31 147
32 157
33 178
34 171
35 141
36 132
37 129
38 130
39 120
40 117
41 113
42 114
43 97
44 115
45 86
46 78
47 83
48 62
49 74
50 50
51 66
52 69
53 55 53
54 67
55 61
56 62
57 45
58 34
59 47
60 46
61 36
62 37
63 56
64 50
65 32
66 28
67 30
68 24
69 25
70 22
71 21
72 26
73 24
74 23
75 12
76 14
77 15
78 15
79 17
80 17
81 11
82 10
83 16
84 11
85 5
86 9
87 13
88 9
89 7
90 6
91 4
92 8
93 10
94 11
95 6
96 4
97 4
98 6
99 6
100 8
101+ 100
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Overview

Yujiro Hayami was affiliated with Aoyama Gakuin University in Japan and contributed to research primarily within the fields of Agricultural and Biological Sciences as well as Business, Management and Accounting. Their work intersected with various subfields, including General Agricultural and Biological Sciences, Strategy and Management, and Soil Science.

Their research focused on themes related to agriculture, land use, rural development, global trade, sustainability, social impact, and land rights and reforms. These topics reflect an interdisciplinary approach connecting economic, environmental, and social dimensions within agricultural contexts.

Hayami's publications appeared in academic venues such as the Journal of Social and Economic Development. Among their recent papers is the article titled Family farms and plantations in tropical development, published in 2022 in the same journal.

  • Family farms and plantations in tropical development (2022), Journal of Social and Economic Development

Their contributions spanned across two publications classified under Agricultural and Biological Sciences and one under Business, Management and Accounting. This distribution highlights a blend of scientific and managerial perspectives in their research outputs.

Their frequent publication venue included:

  • Journal of Social and Economic Development

Their work did not list any frequent co-authors, indicating they may have predominantly worked independently or with varied collaborators on different projects.

Best Publications

  • Agricultural Development: An International Perspective

    Yujiro Hayami;Vernon Ruttan

  • Agricultural productivity differences among countries.

    Y. Hayami;V. W. Ruttan

  • Asian Village Economy at the Crossroads: An Economic Approach to Institutional Change

    James A. Roumasset;Yujiro Hayami;Masao Kikuchi

  • The economics of contract choice: an agrarian perspective.

    Y. Hayami;K. Otsuka

  • Land and Labor Contracts in Agrarian Economies: Theories and Facts

    Keijiro Otsuka;Hiroyuki Chuma;Yujiro Hayami

  • Toward a Theory of Induced Institutional Innovation

    Vernon W. Ruttan;Yujiro Hayami

  • Sources of Agricultural Productivity Gap Among Selected Countries

    Yujiro Hayami

  • Theories of Share Tenancy: A Critical Survey

    Keijiro Otsuka;Yujiro Hayami

  • Factor Prices and Technical Change in Agricultural Development: The United States and Japan, 1880-1960

    Yujiro Hayami;Vernon W. Ruttan

  • A Rice Village Saga: Three Decades of Green Revolution in the Philippines

    Y. Hayami;M. Kikuchi

  • The conditions of collective action for local commons management: the case of irrigation in the Philippines

    Masako Fujiie;Yujiro Hayami;Masao Kikuchi

  • The intercountry agricultural production function and productivity differences among countries

    Toshihiko Kawagoe;Yujiro Hayami;Vernon W. Ruttan

  • Waste pickers and collectors in Delhi: Poverty and environment in an urban informal sector

    Yujiro Hayami;A. K. Dikshit;S. N. Mishra

  • Social Capital, Human Capital and the Community Mechanism: Toward a Conceptual Framework for Economists

    Yujiro Hayami

  • The Political Economy of Agricultural Protection

    Kym Anderson;Yujiro Hayami

  • Market Price Effects of Technological Change on Income Distribution in Semisubsistence Agriculture

    Yujiro Hayami;Robert W. Herdt

  • Efficiency and Equity in Public Research: Rice Breeding in Japan's Economic Development

    Unknown

  • Social Returns to Public Information Services: Statistical Reporting of U. S. Farm Commodities

    Yujiro Hayami;Willis Peterson

  • Communities and Markets in Economic Development

    Masahiko Aoki;Yujiro Hayami

  • Asian Village Economy at the Crossroads. An Economic Approach to Institutional Change.

    Rodolphe De Koninck;Yujiro Hayami;Masao Kikuchi

  • Economic Development in Asian Perspective

    Yujiro Hayami;Shigeru Ishikawa

  • Toward an Alternative Land Reform Paradigm: A Philippine Perspective.

    David Wurfel;Yujiro Hayami;Ma. Agnes R. Quisumbing;Lourdes S. Adriano

Frequent Co-Authors

Vernon W. Ruttan
Vernon W. Ruttan University of Minnesota
Keijiro Otsuka
Keijiro Otsuka Kobe University
Masahiko Aoki
Masahiko Aoki Stanford University
Partha Dasgupta
Partha Dasgupta University of Cambridge
Kym Anderson
Kym Anderson University of Adelaide
Elisabeth Sadoulet
Elisabeth Sadoulet University of California, Berkeley
Alain de Janvry
Alain de Janvry University of California, Berkeley
Jean-Philippe Platteau
Jean-Philippe Platteau University of Namur
Robert E. Evenson
Robert E. Evenson Yale University

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