LC1980: 1980 Liberal-Conservative Scales.
In basicspace: Recovering a Basic Space from Issue Scales

LC1980

R Documentation

1980 Liberal-Conservative Scales.

Description

Liberal-Conservative 7-point scales from the 1980 National Election Study. Includes (in order) self-placement, and rankings of Carter, Reagan, Kennedy, Anderson, Republican party, Democratic Party. Stored as a matrix of integers. The numbers 0, 8, and 9 are considered to be missing values.

Usage

data(LC1980)

Value

The data is formatted as an integer matrix with the following elements.

LC1980

matrix, containing reported placements of various stimuli on a 7 point Liberal-Conservative scale:

Self: Self-placement on 7 point scale.
Carter: Placement of Carter on 7 point scale.
Reagan: Placement of Reagan on 7 point scale.
Kennedy: Placement of Kennedy on 7 point scale.
Anderson: Placement of Anderson on 7 point scale.
Republicans: Placement of Republicans on 7 point scale.
Democrats: Placement of Democrats on 7 point scale.

Author(s)

Keith Poole ktpoole@uga.edu

Howard Rosenthal hr31@nyu.edu

Jeffrey Lewis jblewis@ucla.edu

James Lo lojames@usc.edu

Royce Carroll rcarroll@rice.edu

Christopher Hare cdhare@ucdavis.edu

Source

American National Election Studies (https://electionstudies.org/)

References

John H. Aldrich and Richard D. McKelvey. 1977. “A Method of Scaling with Applications to the 1968 and 1972 Presidential Elections.” American Political Science Review 71(1): 111-130. doi: 10.2307/1956957

David A. Armstrong II, Ryan Bakker, Royce Carroll, Christopher Hare, Keith T. Poole, and Howard Rosenthal. 2021. Analyzing Spatial Models of Choice and Judgment. 2nd ed. Statistics in the Social and Behavioral Sciences Series. Boca Raton, FL: Chapman & Hall/CRC. doi: 10.1201/9781315197609

Thomas R. Palfrey and Keith T. Poole. 1987. “The Relationship between Information, Ideology, and Voting Behavior.” American Journal of Political Science 31(3): 511-530. doi: 10.2307/2111281

Keith T. Poole, Jeffrey B. Lewis, Howard Rosenthal, James Lo, and Royce Carroll. 2016. “Recovering a Basic Space from Issue Scales in R.” Journal of Statistical Software 69(7): 1-21. doi:10.18637/jss.v069.i07

Keith T. Poole. 1998. “Recovering a Basic Space From a Set of Issue Scales.” American Journal of Political Science 42(3): 954-993. doi: 10.2307/2991737

Examples

  ### Loads the Liberal-Conservative scales from the 1980 ANES.
  data(LC1980)
  
  result <- aldmck(data=LC1980, polarity=2, respondent=1, missing=c(0,8,9), verbose=TRUE)

  summary(result)
  plot(result)

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