English Name
Time
Details from Source
AD
Manifesto Project
ParlGov
Wikipedia
CLEA
AuDe
EJPR PDY
Dem
V-Party
Wikipedia tags
Huber / Inglehart (1995)
PPMD (2006)
World Values Survey
NA
CCS
CSES-IMD
Elections Global
Global Elections DB
IPOD
Jennings / Wlezien
Laver / Hunt
Mackie / Rose (1991)
PIP
Schlager / Weisblatt
added: March 7, 2020, 9:06 p.m. — updated: March 12, 2021, 8:10 p.m.