12,612 rated or chosen profiles from 1,051 respondents, in up to 6 tasks of 2 profiles varying on 4 attributes.

One of 2 tables from the same source; this one is the pl table. The others are listed under Related tables.

About this table

Description	Poland respondents rated and chose between two hypothetical supranational governance arrangements (world parliament or European Parliament, other actors involved, role of nation states, financing). 1,051 respondents, 6 paired tasks, forced choice plus a 1-7 rating of each profile.
Reference	Maier, F. (2026). Supranational governance preferences [Data set]. figshare.
Licence	CC BY 4.0
Source data	https://doi.org/10.6084/m9.figshare.32252061

Notes

Conjoint table (irw_conjoint_2). Paired forced choice between two supranational governance arrangements (4 attributes, text in Polish), plus a raw 1-7 rating of each profile. Question wording, rating anchors and direction are not in the deposit; covariates kept as undocumented codes; IP, coordinates and name/email columns dropped. Poland sample, 1,051 respondents; sister table maier_2026_supranational_de.

These notes describe the source data, which the IRW reproduces as released. All notes are listed on the Data Notes page.

Size and shape

Respondents	1,051
Rows (one per respondent, task and profile)	12,612
Tasks per respondent (most)	6
Profiles per task	2
Attributes	4
Tasks with no profile chosen	0

Design

Topic	democracy institutions
A profile represents	policy
Country	PL
Language shown	pl
Language of stored levels	pl
Randomization restrictions	unknown
Task order	recorded in the deposit
Profile position	recorded in the deposit

Outcomes:

choice	unknown [choice, forced]
rating	unknown [rating, 1 (unknown) to 7 (unknown)]

Columns

attr_financingattr_legislatureattr_nation_state_roleattr_other_actorschoicecov_birth_yearcov_education_codecov_gender_codecov_income_codeidprofileratingtask

The layout (one row per respondent, task and profile; choice/rating outcomes; attr_ columns holding each attribute level as displayed) is defined in the IRW conjoint standard. What the outcomes asked is under Design above.

Get the data

Download CSVno account needed Browse on Redivisexplore and query Croissant metadataHugging Face, Kaggle, OpenML

Or load it directly in R or Python (both need a free Redivis account; the first call opens a browser to sign in):

# R
install.packages("remotes")
remotes::install_github("itemresponsewarehouse/Rpkg")
library(irw)
df <- irw_fetch("maier_2026_supranational_pl", source = "conj")

# Python
pip install irw

import irw
df = irw.fetch("maier_2026_supranational_pl", source="conj")

How to cite

@misc{https://doi.org/10.6084/m9.figshare.32252061,
  doi = {10.6084/M9.FIGSHARE.32252061},
  url = {https://figshare.com/articles/dataset/Supranational_governance_preferences/32252061},
  author = {Maier, Franziska},
  keywords = {Political science not elsewhere classified},
  title = {Supranational governance preferences},
  publisher = {figshare},
  year = {2026},
  copyright = {Creative Commons Attribution 4.0 International}
}

Version and provenance

IRW version	v584
Redivis dataset	irw_conjoint_2 v1.4
Redivis dataset DOI	10.57761/hk97-wv30
Manifest pin for this IRW version	v1.4
Metadata source	irw_meta v44.0