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Reproducibility package for Distributional Effects Of Market-Oriented Reforms In Uzbekistan: A Macro-Micro Simulation Approach

2026
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Reference ID
RR_UZB_2026_728
DOI
https://doi.org/10.60572/pq02-a181
Author(s)
Ikuko Uochi, Gladys Lopez Acevedo, Alhassane Camara, Ha Vu, Jaime Alfonso Roche Rodriguez
Collections
World Bank Policy Research Working Papers
Metadata
JSON
Created on
Sep 30, 2026
Last modified
Oct 13, 2026
Page views
13
Downloads
6
  • Project Description
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  • Overview
  • Reproducibility Package
  • Description
  • Scope and coverage
  • Disclaimer
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  • Information on metadata
  • Citation
  • Overview

    Abstract

    Uzbekistan is advancing a comprehensive package of market-oriented reforms as part of its WTO accession strategy, including the abolition of monopolies, trade liberalization (removal of a range of export-related subsidies and tax incentives), the elimination of domestic producer preferences in public procurement, and an anticipated rise in foreign direct investment (FDI). This paper evaluates the macroeconomic and distributional impacts of reforms using an integrated CGE–microsimulation framework that combines the World Bank MANAGE-WB model with household-level data from the 2024 Uzbekistan Household Budget Survey. Results show that the coordinated reform package generates substantial efficiency gains, raising annual GDP growth by approximately 1.0 percentage point above a 5.8 percent baseline between 2025 and 2040, with an additional 0.4 percentage point gain when complemented by an FDI boost. Consumer prices fall cumulatively by up to 19.5 percent, and welfare improvements are driven primarily through enhanced purchasing power rather than nominal wage increases. The abolition of monopolies emerges as the dominant macroeconomic driver, while trade liberalization sustains long-term productivity growth and the removal of procurement preferences plays a complementary role. These gains are uneven across groups including gender, sectors, location, and gender wage gaps remain largely unchanged. The findings underscore the importance of complementarities between competition policy, trade liberalization, and FDI promotion, as well as the need for targeted human capital, labor mobility, and social protection policies to ensure that reforms translate into broadly inclusive outcomes.

    Reproducibility Package

    Scripts
    Readme Get Reproducibility Package
    Link: https://reproducibility.worldbank.org/catalog/660/download/1985/README.pdf
    Reproducibility package for Distributional Effects Of Market-Oriented Reforms In Uzbekistan: A Macro-Micro Simulation Approach
    File name
    RR_UZB_2026_728
    Zip package
    RR_UZB_2026_728.zip
    Title
    Reproducibility package for Distributional Effects Of Market-Oriented Reforms In Uzbekistan: A Macro-Micro Simulation Approach
    Date
    2026-09
    Dependencies
    Stata dependencies are listed in the ado folder.
    Instructions
    See README in reproducibility package.
    Notes
    Computational reproducibility verified by Development Impact (DECDI) Analytics team, World Bank.
    Source code repository
    Repository name URI
    Reproducible Research Repository (World Bank) https://reproducibility.worldbank.org
    Software
    Stata
    Name
    Stata
    Version
    19.5 MP

    Reproducibility

    Technology environment

    Paper exhibits were reproduced on a computer with the following specifications:

    • OS: Windows 11 Enterprise
    • Processor: INTEL(R) XEON(R) GOLD 6226R CPU @ 2.90GHz (2 processors)
    • Memory: 16 GB
    Technology requirements

    Run time: ~1 hour

    Reproduction instructions

    To reproduce the findings in this paper, a replicator must:

    1. Secure Access to Data: Access the datasets not included in the package. See the Datasets section for more details.
    2. Run the Package:
      • Update the username in line 5 and 7 and the working directory in line 8 of the of the do-file Main_script, and run it.

    Since not all the data is included, the package includes the results produced by replicators. These files can be used to review the results presented in the paper.

    Data

    Datasets
    Uzbekistan Household Budget Survey (HBS)
    Name
    Uzbekistan Household Budget Survey (HBS)
    Note
    Files location: /Data/Raw Data/UZB 2024 Household Budget Survey/uzb_hbs_2024_20241231_M00_weight.dta, uzb_hbs_2024_20241231_M01_roster.dta, uzb_hbs_2024_20241231_M02_migration.dta, uzb_hbs_2024_20241231_M03_education.dta, uzb_hbs_2024_20241231_M05_employment.dta, uzb_hbs_2024_20241231_M07_socben.dta, uzb_hbs_2024_20241231_M08_nonwage.dta, uzb_hbs_2024_20241231_M09_food.dta, uzb_hbs_2024_20241231_M10_nfa.dta, uzb_hbs_2024_20241231_M10_nfb.dta, uzb_hbs_2024_20241231_M10_nfc1.dta, uzb_hbs_2024_20241231_M10_nfc2.dta, uzb_hbs_2024_20241231_M10_nfd.dta, Poverty_Analysis_File@20241231.dta. For more details, refer to the README file.
    Access policy
    Data access was granted directly to the study authors by the data owners/managers. It was obtained with a custom data license that does not allow for redistribution and it is not included in the reproducibility package.
    Citation
    Statistics Agency of Uzbekistan. 2024. "Uzbekistan Household Budget Survey (HBS) 2024" [dataset]. Accessed 2025.
    Wittgenstein Centre Population Projections
    Name
    Wittgenstein Centre Population Projections
    Note
    File location: Data/Raw Data/UZB 2024 Wittgenstein Population Projection/wcde_data.csv. The dataset is the Wittgenstein Centre population projections for Uzbekistan by age, sex and level of education, used to reweight the household survey microdata. Replicators can download it from https://dataexplorer.wittgensteincentre.org/wcde-v2/ by selecting the indicator Population Size by Education for Uzbekistan, with male and female reported separately, all age groups, under the medium (SSP2) scenario for the years 2020, 2025, 2030, 2035 and 2040. For more details, refer to the README file.
    Access policy
    Data is publicly available and included in the reproducibility package.
    License
    Public
    Data URL
    https://dataexplorer.wittgensteincentre.org/wcde-v2/
    Citation
    Wittgenstein Centre for Demography and Global Human Capital (WIC). Wittgenstein Centre Data Explorer, Version 2.0 (2018). https://dataexplorer.wittgensteincentre.org/wcde-v2/. Accessed 2025.
    Computable general equilibrium model results for Uzbekistan under Presidential Decree UP-85 scenarios
    Name
    Computable general equilibrium model results for Uzbekistan under Presidential Decree UP-85 scenarios
    Note
    File location: Data/Intermediate Data/Microsim_inputs_240326.xlsx. The dataset holds the macroeconomic targets used as exogenous inputs to the microsimulation. It was produced on 24 March 2026 by Alhassane Camara (World Bank) with the World Bank MANAGE-WB model (https://github.com/worldbank/MANAGE-WB), and is not generated by the code in this package although it is required to run it. The file is included in the package, and questions can be addressed to Alhassane Camara (acamara8@worldbank.org). For more details, refer to the README file.
    Access policy
    Data is publicly available and included in the reproducibility package.
    License
    Public
    Citation
    Camara, Alhassane (World Bank). 2026. "Computable general equilibrium model results for Uzbekistan under Presidential Decree UP-85 scenarios" (Microsim_inputs_240326.xlsx) [dataset].
    Data statement

    Some data is restricted and has not been included in the reproducibility package. For more details, please refer to the README file.

    Description

    Output
    Distributional Effects Of Market-Oriented Reforms In Uzbekistan: A Macro-Micro Simulation Approach
    Type
    Working Paper
    Title
    Distributional Effects Of Market-Oriented Reforms In Uzbekistan: A Macro-Micro Simulation Approach
    Description
    Policy Research Working Paper (PRWP)
    Authors
    Author Affiliation Email
    Ikuko Uochi World Bank iuochi@worldbank.org
    Gladys Lopez Acevedo World Bank gacevedo@worldbank.org
    Alhassane Camara World Bank acamara8@worldbank.org
    Ha Vu International Institute for Applied Systems Analysis vuhadieu@iiasa.ac.at
    Jaime Alfonso Roche Rodriguez Banco de Mexico jaimerocherodriguez@gmail.com
    Date of production

    2026-09-22

    Scope and coverage

    Geographic locations
    Location Code
    Uzbekistan UZB

    Disclaimer

    Disclaimer

    The materials in the reproducibility packages are distributed as they were prepared by the staff of the International Bank for Reconstruction and Development/The World Bank. The findings, interpretations, and conclusions expressed in this event do not necessarily reflect the views of the World Bank, the Executive Directors of the World Bank, or the governments they represent. The World Bank does not guarantee the accuracy of the materials included in the reproducibility package.

    Access and rights

    License
    Name URI
    MIT License https://opensource.org/license/mit
    World Bank IGO Rider https://github.com/worldbank/metadata-editor/blob/main/WB-IGO-RIDER.md

    Contacts

    Contacts
    Name Affiliation Email
    Ikuko Uochi World Bank iuochi@worldbank.org
    Reproducibility WBG World Bank reproducibility@worldbank.org

    Information on metadata

    Producers
    Name Abbreviation Affiliation Role
    Reproducibility WBG DECDI World Bank - Development Impact Department Verification and preparation of metadata
    Date of Production

    2026-09-22

    Document version

    1

    Citation

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