<codeBook xmlns="ddi:codebook:2_5" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="ddi:codebook:2_5 https://ddialliance.org/Specification/DDI-Codebook/2.5/XMLSchema/codebook.xsd" version="2.5"><docDscr><citation><titlStmt><titl>Global Public Goods and Socioeconomic Indicators by Income Group (2000–2024)</titl><IDNo agency="DOI">doi:10.7910/DVN/ABFNUK</IDNo></titlStmt><distStmt><distrbtr source="archive">Harvard Dataverse</distrbtr><distDate>2026-02-11</distDate></distStmt><verStmt source="archive"><version date="2026-02-11" type="RELEASED">1</version></verStmt><biblCit>Isgandarov, Nihad, 2026, "Global Public Goods and Socioeconomic Indicators by Income Group (2000–2024)", https://doi.org/10.7910/DVN/ABFNUK, Harvard Dataverse, V1</biblCit></citation></docDscr><stdyDscr><citation><titlStmt><titl>Global Public Goods and Socioeconomic Indicators by Income Group (2000–2024)</titl><IDNo agency="DOI">doi:10.7910/DVN/ABFNUK</IDNo></titlStmt><rspStmt><AuthEnty affiliation="Azerbaijan State University of Economics">Isgandarov, Nihad</AuthEnty></rspStmt><prodStmt/><distStmt><distrbtr source="archive">Harvard Dataverse</distrbtr><contact affiliation="Azerbaijan State University of Economics" email="nihad-isgandarov@unec.edu.az">Isgandarov, Nihad</contact><depositr>Isgandarov, Nihad</depositr><depDate>2026-02-09</depDate></distStmt><holdings URI="https://doi.org/10.7910/DVN/ABFNUK"/></citation><stdyInfo><subject><keyword xml:lang="en">Earth and Environmental Sciences</keyword><keyword xml:lang="en">Social Sciences</keyword><keyword>Public Goods</keyword><keyword>Socioeconomic Indicators</keyword></subject><abstract date="2026-02-09">This dataset contains public goods and socioeconomic indicators for countries grouped by World Bank income levels (Low, Lower Middle, Upper Middle, High Income) from 2000 to 2024. It is sourced from the &lt;a href="https://databank.worldbank.org/id/322b9c38" target="_blank">World Bank DataBank&lt;/a>.

Indicators include: government expenditure on education, adult literacy rate, secondary school enrollment, health expenditure, life expectancy, measles immunization coverage, population aged 65+, access to electricity, internet usage, and GDP per capita.

It enables comparison of development outcomes, human capital, and public services across income groups over time.</abstract><sumDscr/><notes>Dataset derived from World Bank DataBank (link: https://databank.worldbank.org/id/322b9c38).

Includes country-level annual data from 2000 to 2024.

Indicators cover education, health, demographics, infrastructure, and economic performance.

Missing values are represented as blanks (“..”) in the source data.

Suitable for research, replication studies, and cross-country comparative analysis.

Dataset is aggregated by World Bank income groups: Low, Lower Middle, Upper Middle, High Income.</notes></stdyInfo><method><dataColl><sources/></dataColl><anlyInfo/></method><dataAccs><setAvail/><useStmt/><notes type="DVN:TOU" level="dv">&lt;a href="http://creativecommons.org/publicdomain/zero/1.0">CC0 1.0&lt;/a></notes></dataAccs><othrStdyMat/></stdyDscr><otherMat ID="f13447064" URI="https://dataverse.harvard.edu/api/access/datafile/13447064" level="datafile"><labl>Global_Public_Goods_Socioeconomic_Indicators_IncomeGroups_2000-2024.xlsx</labl><txt>This Excel file contains country-level annual data on public goods and socioeconomic indicators from 2000 to 2024, organized by World Bank income groups. Indicators include education, health, demographics, infrastructure, and economic outcomes. Missing values are represented as blanks (“..”).</txt><notes level="file" type="DATAVERSE:CONTENTTYPE" subject="Content/MIME Type">application/vnd.openxmlformats-officedocument.spreadsheetml.sheet</notes></otherMat></codeBook>