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PRWP

Reproducibility package for The Transparency Tax: Discouraging Firm Ownership via Tax Havens

2026
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Reference ID
RR_ECU_2026_719
Author(s)
Pierre Bachas, Jakob Brounstein, Alex Bajaña
Collections
World Bank Policy Research Working Papers
Metadata
JSON
Created on
Sep 24, 2026
Last modified
Sep 24, 2026
Page views
11
Downloads
2
  • Project Description
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  • Overview
  • Reproducibility Package
  • Description
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  • Information on metadata
  • Overview

    Abstract

    Tax havens weaken tax enforcement by obscuring firm ownership and facilitating offshore evasion. We study a reform in Ecuador that imposed a corporate tax surcharge on firms with owners in tax havens, using a newly available ownership registry. Comparing haven-owned firms to other foreign-owned firms, we find that the reform reduced haven ownership by 12 percentage points, largely through disclosure of non-haven individual owners. Exposed firms reduced transactions with tax havens and increased corporate tax payments, with no detectable effects on investment or firm size. The results suggest that ownership transparency can meaningfully improve tax compliance at limited efficiency cost.

    Reproducibility Package

    Scripts
    Readme Get Reproducibility Package
    Link: https://reproducibility.worldbank.org/catalog/657/download/1977/README.pdf
    Reproducibility package for The Transparency Tax: Discouraging Firm Ownership via Tax Havens
    File name
    RR_ECU_2026_719
    Zip package
    RR_ECU_2026_719.zip
    Title
    Reproducibility package for The Transparency Tax: Discouraging Firm Ownership via Tax Havens
    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
    R
    Name
    R
    Version
    4.5.3

    Reproducibility

    Technology environment

    Paper exhibits were reproduced on a computer with the following specifications:
    • OS: Windows 11 Enterprise
    • Processor: INTEL(R) XEON(R) PLATINUM 8562Y+ 2.80 GHz (2 processors)
    • Memory available: 32.0 GB

    Technology requirements

    Run time: ~ 2 hours

    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 working directory in do-file "replication_master", and run the code.
      • Update the working directory in line 34 of the R script "1a_cleaning_subsidiaries.R", and line 30 of the do-file "Orbis_replication/Code 0b_master", and run the do-file.

    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
    Servicio de Rentas Internas (SRI) Administrative Microdata
    Name
    Servicio de Rentas Internas (SRI) Administrative Microdata
    Note
    Files: A_APS_.csv (2012-2019, firm-level shareholder/ownership annex), F101_.csv (2012-2019, firm-level annual tax-return records), A_MID_.csv (2012-2019, international currency-transfer annex), f102_processed_all.dta (source of the F102 firm-ID list), and crosswalk_ruc_id_update_16082021.dta (RUC taxpayer-registry crosswalk, used to identify excluded government/oil firms). All five are raw administrative microdata files provided directly by Ecuador's tax authority (Servicio de Rentas Internas, SRI), read by 1_replication_build.do, and grouped under one access record in the source README. Access requires a signed confidentiality and security agreement with the SRI; contact the corresponding author, Pierre Bachas (pbachas@worldbank.org), or the SRI directly.
    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.
    License
    Confidential; SRI confidentiality and security agreement required
    Citation
    Servicio de Rentas Internas (SRI), Ecuador. 2022. "Administrative Microdata" [dataset]. Confidential, restricted access. Accessed April 2022.
    Índice de Precios al Consumidor (IPC)
    Name
    Índice de Precios al Consumidor (IPC)
    Note
    File: cpi_year.dta. Yearly consumer price index for Ecuador. Compiled into Stata format by Alex Bajaña. Accessed April 2022.
    Access policy
    Data is publicly available and included in the reproducibility package.
    License
    Creative Commons Attribution 4.0 International License
    License URL
    https://creativecommons.org/licenses/by/4.0/
    Data URL
    https://www.ecuadorencifras.gob.ec/indice-de-precios-al-consumidor-ipc/
    Citation
    Instituto Nacional de Estadística y Censos (INEC), Ecuador. 2022. "Índice de Precios al Consumidor (IPC)" [dataset]. https://www.ecuadorencifras.gob.ec/indice-de-precios-al-consumidor-ipc/. Accessed April 2022.
    Offshore Leaks Database, Panama Papers Release
    Name
    Offshore Leaks Database, Panama Papers Release
    Note
    File: icij_all.dta. RUC (taxpayer ID) correspondences for ICIJ-flagged entities, officers, and intermediaries with an Ecuadorian presence. Originates from three node files (nodes-entities.csv, nodes-officers.csv, nodes-intermediaries.csv) downloaded from the ICIJ Offshore Leaks Database, Panama Papers release (2016), on 5 March 2022, each merged to nodes-addresses. Observations were restricted to an Ecuadorian presence and matched by name (deterministic exact-name join, then fuzzy join) to Ecuador's public taxpayer registry (ruc_completo_establecimientos.rds, downloaded 27 May 2022 from the SRI's public datasets portal). The matched RUC correspondences were consolidated and handed to SRI personnel, who applied SRI's internal anonymization process and delivered the final icij_all.dta from within the SRI environment. Because it links firm/individual-level RUC identifiers to ICIJ-flagged entities, this derived, SRI-anonymized file is confidential and cannot be redistributed, even though the original ICIJ source data are public. Not included in this reproducibility package.
    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.
    License
    Confidential (SRI-anonymized derivative); original ICIJ source data are public
    Data URL
    https://offshoreleaks.icij.org/pages/database
    Citation
    International Consortium of Investigative Journalists (ICIJ). 2016. "Offshore Leaks Database, Panama Papers Release" [dataset]. https://offshoreleaks.icij.org/pages/database. Accessed 5 March 2022; matched to the SRI taxpayer registry and anonymized by SRI personnel.
    Official Tax Haven / Preferential Tax Regime Country Classifications (SRI, Ecuador)
    Name
    Official Tax Haven / Preferential Tax Regime Country Classifications (SRI, Ecuador)
    Note
    Files: paises_mid_aps.dta, paises_clasificados.csv. Country-level classification files (tax haven, Caribbean, and Latin American groupings) used throughout the SRI build to construct the paraiso_fiscal, caribe, and latinoamerica indicators. Accessed April 2022. Compiled into Stata format by Alex Bajaña.
    Access policy
    Data is included in the reproducibility package.
    Citation
    Servicio de Rentas Internas (SRI), Ecuador. 2022. "Resolución NAC-DGERCGC15-00000052 y reformas anuales: Lista de paraísos fiscales y regímenes fiscales preferentes" [dataset]. Compiled into Stata format by Alex Bajaña. Accessed April 2022.
    Data on Global Ultimate Owners and Subsidiaries/Direct Ownership
    Name
    Data on Global Ultimate Owners and Subsidiaries/Direct Ownership
    Note
    Files: Export_GUO_New_Alt_.xlsx (global ultimate owner exports, spanning 2016-2024) and Export_EC_bvd_*.xlsx (exports of Ecuadorian subsidiaries and their direct ownership/shareholder information). Orbis is a subscription-based global database of corporate financial and ownership information; the authors accessed it through a paid subscription user account (historical-data option not available to that user, so a cross-section of active subsidiaries with at least one direct-ownership record was retrieved instead). Accessed September 2025.
    Access policy
    Data access requires purchase or human approval and is not included in the reproducibility package.
    License
    Orbis (Bureau van Dijk/Moody's) subscription license
    License URL
    https://www.moodys.com/web/en/us/legal/terms-of-use.html
    Citation
    Orbis, Bureau van Dijk/Moody's. 2025. "Data on Global Ultimate Owners and Subsidiaries/Direct Ownership, Ecuador" [dataset]. Accessed via subscription, September 2025.
    Country List
    Name
    Country List
    Note
    File: flat-ui___data-Fri Sep 12 2025.csv. List of 2-digit ISO country codes used in the Orbis-based analysis. Accessed September 2025.
    Access policy
    Data is publicly available and included in the reproducibility package.
    License
    Open Data Commons Public Domain Dedication and License (PDDL)
    License URL
    https://opendatacommons.org/licenses/pddl/
    Data URL
    https://datahub.io/core/country-list
    Citation
    Open Knowledge Foundation. 2025. "Country List" [dataset]. GitHub repository, datasets/country-list. https://github.com/datasets/country-list. Accessed September 2025.
    Official Tax Haven List, 2014 Definition (SRI, Ecuador, for Orbis Pipeline)
    Name
    Official Tax Haven List, 2014 Definition (SRI, Ecuador, for Orbis Pipeline)
    Note
    File: havens_2014.xls. Country-level list identifying tax havens as defined by the SRI in 2014, used in the Orbis-based analysis pipeline.Accessed September 2025.
    Access policy
    Data is included in the reproducibility package.
    Citation
    Servicio de Rentas Internas (SRI), Ecuador. 2022. "Resolución NAC-DGERCGC15-00000052 y reformas anuales: Lista de paraísos fiscales y regímenes fiscales preferentes (2014 definition)" [dataset]. Accessed September 2025.
    Statistical Classification of Economic Activities (Eurostat)
    Name
    Statistical Classification of Economic Activities (Eurostat)
    Note
    File: NACE2_CBF_Table.xlsx. Statistical Classification of Economic Activities in the European Community, Revision 2, published by Eurostat on the EU's data portal; used to classify industry activity in the Orbis-based analysis. Accessed September 2025.
    Access policy
    Data is publicly available and included in the reproducibility package.
    License
    European Commission reuse notice
    License URL
    https://eur-lex.europa.eu/eli/dec/2011/833/oj
    Data URL
    https://data.europa.eu/data/datasets/nace2?locale=en
    Citation
    Statistical Classification of Economic Activities in the European Community, Rev. 2 (NACE Rev. 2) (Version 2). 2025. [dataset]. Publications Office of the European Union. http://data.europa.eu/88u/dataset/nace2. Accessed September 2025.
    Data statement

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

    Description

    Output
    The Transparency Tax: Discouraging Firm Ownership via Tax Havens
    Type
    Working Paper
    Title
    The Transparency Tax: Discouraging Firm Ownership via Tax Havens
    Description
    Policy Research Working Paper (PRWP)
    Authors
    Author Affiliation Email
    Pierre Bachas World Bank pbachas@worldbank.org
    Jakob Brounstein Institute for Fiscal Studies jakob.brounstein@gmail.com
    Alex Bajaña Centro de Investigación Estadística ERGOSTATS alexvbr@ergostats.org
    Date of production

    2026-09-24

    Scope and coverage

    Geographic locations
    Location Code
    Ecuador ECU
    Keywords
    Tax Havens Beneficial Ownership Registry Corporate Income Taxation
    Topics
    ID Topic Parent topic ID Vocabulary Vocabulary URI
    H26 Tax Evasion and Avoidance H2 Journal of Economic Literature (JEL)
    H25 Business Taxes and Subsidies H2 Journal of Economic Literature (JEL)
    H32 Firm H3 Journal of Economic Literature (JEL)
    F38 International Financial Policy: Financial Transactions Tax; Capital Controls F3 Journal of Economic Literature (JEL)

    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
    Pierre Bachas World Bank pbachas@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

    2026-09-24

    Document version

    1

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