Group Heterogeneity and Affective Polarization Within The Democratic Party

Historically, the Democratic party has been infamous for representing a more diverse group of people and interests. However, in recent election years the Democratic primary campaigns have exhibited a growing hostility between different ideological factions within the party. Drawing on traditional st...

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Bibliographic Details
Main Author: Kang, In Hee
Other Authors: Stewart, Charles
Format: Thesis
Published: Massachusetts Institute of Technology 2022
Online Access:https://hdl.handle.net/1721.1/142705
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author Kang, In Hee
author2 Stewart, Charles
author_facet Stewart, Charles
Kang, In Hee
author_sort Kang, In Hee
collection MIT
description Historically, the Democratic party has been infamous for representing a more diverse group of people and interests. However, in recent election years the Democratic primary campaigns have exhibited a growing hostility between different ideological factions within the party. Drawing on traditional studies of cross-party polarization, this study takes on a novel multi-faceted approach to measuring the extent of within-party polarization within the Democratic Party. This includes measures that aim to capture feelings, attitudes, and behaviors towards different ideological groups and their representative political figures. Using data from an original survey, findings suggest compelling evidence to suggest the existence of both substantive and affective polarization between liberal and moderate Democrats. That said, in an historical analysis of polarization over multiple election years using ANES data, I also present evidence that suggests a fluidity in both within-party ideological identities and partisan identities depending on which group is more salient at the time. Lastly, I find that cross-party polarization still operates at a higher intensity than within-party polarization. It is my hope that this study opens up future avenues for research on the phenomenon of within-party affective polarization and its effects on vote choice in the general elections.
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spelling mit-1721.1/1427052022-05-25T03:37:01Z Group Heterogeneity and Affective Polarization Within The Democratic Party Kang, In Hee Stewart, Charles Campbell, Andrea Massachusetts Institute of Technology. Department of Political Science Historically, the Democratic party has been infamous for representing a more diverse group of people and interests. However, in recent election years the Democratic primary campaigns have exhibited a growing hostility between different ideological factions within the party. Drawing on traditional studies of cross-party polarization, this study takes on a novel multi-faceted approach to measuring the extent of within-party polarization within the Democratic Party. This includes measures that aim to capture feelings, attitudes, and behaviors towards different ideological groups and their representative political figures. Using data from an original survey, findings suggest compelling evidence to suggest the existence of both substantive and affective polarization between liberal and moderate Democrats. That said, in an historical analysis of polarization over multiple election years using ANES data, I also present evidence that suggests a fluidity in both within-party ideological identities and partisan identities depending on which group is more salient at the time. Lastly, I find that cross-party polarization still operates at a higher intensity than within-party polarization. It is my hope that this study opens up future avenues for research on the phenomenon of within-party affective polarization and its effects on vote choice in the general elections. S.M. 2022-05-24T19:20:19Z 2022-05-24T19:20:19Z 2021-09 2022-05-12T19:06:35.879Z Thesis https://hdl.handle.net/1721.1/142705 In Copyright - Educational Use Permitted Copyright MIT http://rightsstatements.org/page/InC-EDU/1.0/ application/pdf Massachusetts Institute of Technology
spellingShingle Kang, In Hee
Group Heterogeneity and Affective Polarization Within The Democratic Party
title Group Heterogeneity and Affective Polarization Within The Democratic Party
title_full Group Heterogeneity and Affective Polarization Within The Democratic Party
title_fullStr Group Heterogeneity and Affective Polarization Within The Democratic Party
title_full_unstemmed Group Heterogeneity and Affective Polarization Within The Democratic Party
title_short Group Heterogeneity and Affective Polarization Within The Democratic Party
title_sort group heterogeneity and affective polarization within the democratic party
url https://hdl.handle.net/1721.1/142705
work_keys_str_mv AT kanginhee groupheterogeneityandaffectivepolarizationwithinthedemocraticparty