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PRWP

Reproducibility package for On The Principle Of Second Best In Labor Markets

2025
Get Reproducibility Package
Reference ID
RR_EUR_2025_432
DOI
https://doi.org/10.60572/4tab-5y73
Author(s)
Ana Cusolito
Collections
World Bank Policy Research Working Papers
Metadata
JSON
Created on
Oct 20, 2025
Last modified
Oct 20, 2025
  • Project Description
  • Downloads
  • Overview
  • Reproducibility Package
  • Description
  • Scope and coverage
  • Disclaimer
  • Access and rights
  • Contacts
  • Information on metadata
  • Citation
  • Overview

    Abstract

    This paper presents an integrated framework to identify the determinants of growth in jobs, wages, and wage inequality using harmonized firm-level data for 13 European and Central Asian countries during the period 2006-2024. The paper shows that policies that increase firms’ revenues are more effective than those that reduce labor costs to generate new jobs. Reducing sales taxes, rather than labor taxes is more effective to raise employment. A 1 p.p reduction in sales taxes increases jobs by 0.07% percent. Allowing imperfect competition in labor and product markets also increase jobs. But the effect of markups on employment is 14.3 times larger than that of markdowns. The paper also shows that imperfect competition both in labor and product markets are relevant to explain jobs, wages, and wage dispersion. The results show that if imperfect competition in labor markets cannot be addressed, then it’s better to have imperfect competition in product markets, as the positive effect of markdowns on jobs is exacerbated by markups, while the negative effect on wages is attenuated by them. Equity-wise, allowing imperfect competition in both markets is a better policy choice than allowing monopolistic or oligopolist market structures only in the labor market.

    Reproducibility Package

    Scripts
    Readme Get Reproducibility Package
    Link: https://reproducibility.worldbank.org/index.php/catalog/379/download/1074/README.pdf
    Reproducibility package for On The Principle Of Second Best In Labor Markets
    File name
    RR_EUR_2025_432
    Zip package
    RR_EUR_2025_432.zip
    Title
    Reproducibility package for On The Principle Of Second Best In Labor Markets
    Date
    2025-10
    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
    18.5 MP

    Reproducibility

    Technology environment

    Paper exhibits were reproduced on a computer with the following specifications:
    • OS: Windows 11 Enterprise, version 24H2
    • Processor: Intel(R) Core(TM) Ultra 7 165U (2.10 GHz)
    • Memory available: 32 GB

    Technology requirements

    Runtime: 3 hours.

    Reproduction instructions

    1. Access the data: All data used in the package are restricted. See the README and the Datasets section for details.
    2. Download and place the data: Once all data are obtained, copy it to the corresponding folder as noted in the README.
    3. Run the code: Adjust the folder path in line 9 of the do-file "#0 Master" and run the code.

    Data

    Datasets
    Harmonized enterprise survey data for Europe and Central Asia
    Name
    Harmonized enterprise survey data for Europe and Central Asia
    Note
    Source: World Bank. Data was provided by the data producer (Leonardo Iacovone - liacovone@worldbank.org), at the Trade, Investment and Competitiveness (TIC) Global Practice of the World Bank. Data was accessed on March 19, 2025. Data file: "ECA_database_fullsample_withTFP_compress_reduced.dta".
    Access policy
    Data access was granted directly to the study authors by the data owners and is not included in the reproducibility package.
    Citation
    Trade, Investment and Competitiveness Global Practice - World Bank. n.d. "Harmonized enterprise survey data for Europe and Central Asia [dataset]". Unpublished data. Accessed on March 19, 2025.
    Data statement

    All data is restricted and has not been included in the reproducibility package.

    Description

    Output
    On The Principle Of Second Best In Labor Markets
    Type
    Published Paper
    Title
    On The Principle Of Second Best In Labor Markets
    Description
    Journal Article
    Authors
    Author Affiliation Email
    Ana Cusolito World Bank acusolito@worldbank.org
    Date of production

    2025-10-04

    Scope and coverage

    Geographic locations
    Location Code
    Europe EUR
    Keywords
    Jobs Wages Wage Inequality Competition In Labor And Product Markets
    Topics
    ID Topic Parent topic ID Vocabulary Vocabulary URI
    J21 Labor Force and Employment, Size, and Structure J2 Journal of Economic Literature (JEL)
    J23 Labor Demand J2 Journal of Economic Literature (JEL)
    J31 Wage Level and Structure • Wage Differentials J3 Journal of Economic Literature (JEL)
    L12 Monopoly • Monopolization Strategies L1 Journal of Economic Literature (JEL)
    L13 Oligopoly and Other Imperfect Markets L1 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
    Modified BSD3 https://opensource.org/license/bsd-3-clause/

    Contacts

    Contacts
    Name Affiliation Email
    Ana Cusolito World Bank acusolito@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

    2025-10-04

    Document version

    1

    Citation

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