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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Economics and Finance 78 311 279 227 200 390 20757

Thomas S. Jayne publications per year

The chart shows the history of publications by Thomas S. Jayne between 1989 and 2024, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Thomas S. Jayne published across 36 years, from 1989 to 2024, averaging 11.2 papers a year. Output peaked at 31 publications in 2019. 5 of the 403 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1989 to 2024. Vertical axis: number of publications, 0 to 31. Peak 31 publications in 2019. 1989: 1 publication 1990: 1 publication 1991: 3 publications 1992: 0 publications 1993: 5 publications 1994: 5 publications 1995: 6 publications 1996: 6 publications 1997: 10 publications 1998: 5 publications 1999: 7 publications 2000: 3 publications 2001: 3 publications 2002: 7 publications 2003: 12 publications 2004: 9 publications 2005: 16 publications 2006: 20 publications 2007: 11 publications 2008: 18 publications 2009: 19 publications 2010: 17 publications 2011: 24 publications 2012: 22 publications 2013: 18 publications 2014: 20 publications 2015: 14 publications 2016: 19 publications 2017: 15 publications 2018: 13 publications 2019: 31 publications 2020: 18 publications 2021: 13 publications 2022: 7 publications 2023: 3 publications 2024: 2 publications
1989 2024

403 publications in total across all disciplines

View publications per year as a table
Thomas S. Jayne: publications per year, 1989 to 2024
Year Publications
1989 1
1990 1
1991 3
1992 0
1993 5
1994 5
1995 6
1996 6
1997 10
1998 5
1999 7
2000 3
2001 3
2002 7
2003 12
2004 9
2005 16
2006 20
2007 11
2008 18
2009 19
2010 17
2011 24
2012 22
2013 18
2014 20
2015 14
2016 19
2017 15
2018 13
2019 31
2020 18
2021 13
2022 7
2023 3
2024 2
Total 403
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Thomas S. Jayne 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 Thomas S. Jayne 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, 387–391 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: 390 publications — 92nd percentile

92% 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
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 19 390
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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Thomas S. Jayne 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 Thomas S. Jayne 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, 78 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: 78 D-Index — 92nd percentile

92% 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
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 78
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

Thomas S. Jayne is affiliated with Michigan State University in the United States. Their research primarily focuses on the field of Agricultural and Biological Sciences, with a significant number of publications in General Agricultural and Biological Sciences, Soil Science, and Economics and Econometrics. They also have contributions in Ecology, Evolution, Behavior and Systematics, as well as Sociology and Political Science.

The main research topics covered by Thomas S. Jayne include:

  • Agricultural Innovations and Practices
  • Land Rights and Reforms
  • Agricultural risk and resilience
  • Agriculture, Land Use, Rural Development
  • Microfinance and Financial Inclusion
  • Agriculture and Rural Development Research
  • Urban and Rural Development Challenges

Frequent co-authors with whom Jayne has collaborated extensively are:

  • Ayala Wineman
  • Milu Muyanga
  • Adesoji O. Adelaja
  • Titus O. Awokuse
  • Lenis Saweda O. Liverpool-Tasie

Jayne's research has been published in multiple venues with a concentration in:

  • Journal of Agricultural Economics
  • Food Policy
  • Science
  • Development Policy Review
  • Global Food Security

Recent selected papers authored or co-authored by Thomas S. Jayne include:

  • "Agricultural productivity must improve in sub-Saharan Africa" (2021), published in Science
  • "The changing face of agriculture in Tanzania: Indicators of transformation" (2020), published in Development Policy Review
  • "Rising land commodification in sub-Saharan Africa: Reconciling the diverse narratives" (2021), published in Global Food Security
  • "Understanding Adoption and Impacts of Conservation Agriculture in Eastern and Southern Africa: A Review" (2021), published in Frontiers in Agronomy
  • "Changing Farm Size Distributions and Agricultural Transformation in Sub-Saharan Africa" (2022), published in Annual Review of Resource Economics

In addition to journal publications, Thomas S. Jayne has contributed to book publications. One known book is "Revising Public Agricultural Support to Mitigate Climate Change," published by Washington, DC: World Bank eBooks in 2020.

Best Publications

  • Land pressures, the evolution of farming systems, and development strategies in Africa: A synthesis

    T.S. Jayne;Jordan Chamberlin;Derek D. Headey

  • Smallholder Income and Land Distribution in Africa: Implications for Poverty Reduction Strategies

    Thomas S. Jayne;Takashi Yamano;Michael T. Weber;David Tschirley

  • Principal Challenges Confronting Smallholder Agriculture in Sub-Saharan Africa

    T.S. Jayne;David Mather;Elliot Mghenyi

  • Subsidies and Crowding Out: A Double-Hurdle Model of Fertilizer Demand in Malawi

    Jacob Ricker-Gilbert;Thomas S. Jayne;Ephraim Chirwa

  • Input subsidy programs in sub-Saharan Africa: a synthesis of recent evidence

    T.S. Jayne;Shahidur Rashid

  • Maize Revolutions in Sub-Saharan Africa

    Melinda Smale;Derek R. Byerlee;Thomas S. Jayne

  • Africa's changing farm size distribution patterns: the rise of medium-scale farms

    Thomas Jayne;Jordan Chamberlin;Lulama Traub;Nicholas Sitko

  • Measuring the Impacts of Working-Age Adult Mortality on Small-Scale Farm Households in Kenya

    Takashi Yamano;T.S Jayne

  • False Promise or False Premise? The Experience of Food and Input Market Reform in Eastern and Southern Africa

    T.S Jayne;J Govereh;A Mwanaumo;J.K Nyoro

  • Cash cropping and food crop productivity: synergies or trade-offs?

    Jones Govereh;T.S. Jayne

  • Food Marketing and Pricing Policy in Eastern and Southern Africa: A Survey

    T.S. Jayne;Stephen Jones

  • Urbanization and farm size in Asia and Africa: Implications for food security and agricultural research

    William A. Masters;Agnes Andersson Djurfeldt;Cornelis De Haan;Peter Hazell

  • Scarcity amidst abundance? Reassessing the potential for cropland expansion in Africa

    Jordan Chamberlin;T.S. Jayne;D. Headey

  • Adaptation to land constraints: Is Africa different?

    Derek D. Headey;T.S. Jayne

  • Review: Taking stock of Africa’s second-generation agricultural input subsidy programs

    Thomas S. Jayne;Nicole M. Mason;William J. Burke;Joshua Ariga

  • Maize in Eastern and Southern Africa: Seeds of Success in Retrospect

    Melinda Smale;Thomas S. Jayne

  • Land Rental Markets in Kenya: Implications for Efficiency, Equity, Household Income, and Poverty

    Songqing Jin;T. S. Jayne

  • Managing food price risks and instability in a liberalizing market environment: Overview and policy options

    Derek Byerlee;T.S. Jayne;Robert J. Myers

  • Structural transformation or elite land capture? The growth of “emergent” farmers in Zambia

    Nicholas J. Sitko;T.S. Jayne

  • Fertilizer market development: a comparative analysis of Ethiopia, Kenya, and Zambia

    Thomas S. Jayne;J. Govereh;M. Wanzala;M. Demeke

  • Do input subsidy programs “crowd in” or “crowd out” commercial market development? Modeling fertilizer demand in a two‐channel marketing system

    Zhiying Xu;William J. Burke;Thomas S. Jayne;Jones Govereh

Frequent Co-Authors

Jacob Ricker-Gilbert
Jacob Ricker-Gilbert Purdue University West Lafayette
David L. Tschirley
David L. Tschirley Michigan State University
Gerald Shively
Gerald Shively Purdue University West Lafayette
Songqing Jin
Songqing Jin Michigan State University
Melinda Smale
Melinda Smale Michigan State University
Thomas Reardon
Thomas Reardon Michigan State University
Derek Headey
Derek Headey International Food Policy Research Institute
Andrew Dorward
Andrew Dorward School of Oriental and African Studies
Sieglinde S. Snapp
Sieglinde S. Snapp International Maize and Wheat Improvement Center

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