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- catalog abstract "Carried out under the auspices of the Data Development for International Research (DDIR) project, Polity II was designed to develop longitudinal indicators of political structures and regime change. This file encompasses most member states of the international system from 1800 to 1986, and consists of annual codings of regimes' structural characteristics, institutional changes, and the directionality of changes on underlying dimensions of democracy, autocracy, and power concentration.".
- catalog alternative "Polity 2.".
- catalog alternative "Polity two.".
- catalog contributor b10183361.
- catalog contributor b10183362.
- catalog created "1990.".
- catalog date "1990".
- catalog date "1990.".
- catalog dateCopyrighted "1990.".
- catalog description "54 variables.".
- catalog description "Carried out under the auspices of the Data Development for International Research (DDIR) project, Polity II was designed to develop longitudinal indicators of political structures and regime change. This file encompasses most member states of the international system from 1800 to 1986, and consists of annual codings of regimes' structural characteristics, institutional changes, and the directionality of changes on underlying dimensions of democracy, autocracy, and power concentration.".
- catalog description "Gurr, Ted Robert, Keith Jaggers, and Will H. Moore. "The transformation of the western state : the growth of democracy, autocracy, and state power since 1800."".
- catalog description "System requirements: at least an IBM 370 or euqivalent mainframe.".
- catalog description "The universe is annual observations from 1800 to 1986 of 20 historical countries and 132 contemporary countries encompassing virtually all independent countries with populations of one million or more in the 1980's.".
- catalog extent "1 computer tape reel +".
- catalog isPartOf "ICPSR (Series) ; 9263.".
- catalog isPartOf "ICPSR ; 9263".
- catalog issued "1990".
- catalog issued "1990.".
- catalog language " ".
- catalog publisher "Ann Arbor, Mich. : Inter-university Consortium for Political and Social Research [distributor],".
- catalog requires "System requirements: at least an IBM 370 or euqivalent mainframe.".
- catalog subject "Political stability.".
- catalog subject "Political statistics.".
- catalog subject "World politics.".
- catalog title "Polity 2.".
- catalog title "Polity II computer file : political structures and regime change, 1800-1986 / principal investigator, Ted Robert Gurr.".
- catalog title "Polity two.".