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International Journal of Neutrosophic Science

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Online: 2690-6805 Print: 2692-6148
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International Journal of Neutrosophic Science
Full Length Article

Volume 27Issue 2PP: 474-488 • 2026

A Neutrosophic Framework for Multilevel Corruption Assessment in Central Asian Societies

Samandarboy Sulaymanov 1* ,
Gafurov Ubaydullo Vakhabovich 2
1Tashkent State University of Economics, Tashkent, Uzbekistan
2Department of Business Administration, Tashkent State University of Economics, Tashkent, Uzbekistan
* Corresponding Author.
Received: June 30, 2025 Revised: July 30, 2025 Accepted: August 31, 2025

Abstract

We introduce a neutrosophic framework to assess corruption across micro, meso, and macro levels and illustrate it with a public, fully synthetic dataset covering five Central Asian societies (2020–2025). The framework models the proposition “High Corruption” with three independent degrees: Truth (T ), Indeterminacy (I), and Falsity (F), which need not sum to one. We propose a summary index—the Neutrosophic Evidence Risk Index (NERI)—that couples evidence for and against high corruption with indeterminacy. Empirically, we document three stylized patterns in the synthetic data: (i) a moderate decline in country-level NERI over time for most countries; (ii) a negative association between region-year e-service adoption and bribe solicitation; and (iii) a negative association between digital government capacity and T at the country-year level. For example, the average bribe-solicitation rate is 0.047 overall, 0.198 without e-services (95% CI 0.175–0.220) vs. 0.019 with e-services (95% CI 0.015–0.022), implying a risk difference of -0.179 and a relative risk of 0.094.

Keywords

Neutrosophic Sets Neutrosophic Logic Indeterminacy Uncertainty Quantification Multilevel Modeling Corruption Assessment Governance Central Asia Public Sector Integrity E-Government Decision Support Systems Transition Economies Social Measurement Institutional Analysis Neutrosophic Sociology

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Sulaymanov, Samandarboy, Vakhabovich, Gafurov Ubaydullo. "A Neutrosophic Framework for Multilevel Corruption Assessment in Central Asian Societies." International Journal of Neutrosophic Science, vol. Volume 27, no. Issue 2, 2026, pp. 474-488. DOI: https://doi.org/10.54216/IJNS.270238
Sulaymanov, S., Vakhabovich, G. (2026). A Neutrosophic Framework for Multilevel Corruption Assessment in Central Asian Societies. International Journal of Neutrosophic Science, Volume 27(Issue 2), 474-488. DOI: https://doi.org/10.54216/IJNS.270238
Sulaymanov, Samandarboy, Vakhabovich, Gafurov Ubaydullo. "A Neutrosophic Framework for Multilevel Corruption Assessment in Central Asian Societies." International Journal of Neutrosophic Science Volume 27, no. Issue 2 (2026): 474-488. DOI: https://doi.org/10.54216/IJNS.270238
Sulaymanov, S., Vakhabovich, G. (2026) 'A Neutrosophic Framework for Multilevel Corruption Assessment in Central Asian Societies', International Journal of Neutrosophic Science, Volume 27(Issue 2), pp. 474-488. DOI: https://doi.org/10.54216/IJNS.270238
Sulaymanov S, Vakhabovich G. A Neutrosophic Framework for Multilevel Corruption Assessment in Central Asian Societies. International Journal of Neutrosophic Science. 2026;Volume 27(Issue 2):474-488. DOI: https://doi.org/10.54216/IJNS.270238
S. Sulaymanov, G. Vakhabovich, "A Neutrosophic Framework for Multilevel Corruption Assessment in Central Asian Societies," International Journal of Neutrosophic Science, vol. Volume 27, no. Issue 2, pp. 474-488, 2026. DOI: https://doi.org/10.54216/IJNS.270238
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