Outgroup Homogeneity & Negative Affect
July 5, 2024
„Are political opponents perceived as more homogeneous than political allies? What are the causes and consequences of such a homogeneity perception?“
“Socialism is the mainstream of the Biden campaign.”
Donald Trump
“The obvious plan is to build a government with the Left party.” 1
Paul Ziemiak
H1: Parties in opposing party camps are perceived as ideologically closer to each other than those in the allied camp.
H2: Perception of homogeneity in the opposite camp is negatively related to feelings towards that camp.
H3: Perception of homogeneity in the opposite camp is negatively related to vote switching.
Figure 1: Stacked dataset regression on camp homogeneity perception.
Controlled for country and year
Figure 2: Camp affect at different levels of homogeneity perception.
Controlled for country and year
Figure 3: Outcamp homogeneneity and the likelihood to switch votes.
Controlled for country and year
| Outcamp Feeling | Outcamp SD |
---|---|---|
Previous wave: | 0.102*** | 0.446*** |
(0.007) | (0.004) | |
Previous wave: | 0.710*** | 0.049*** |
(0.003) | (0.002) | |
(Intercept) | 0.741*** | 0.764*** |
(0.023) | (0.015) | |
Num.Obs. | 42245 | 40349 |
R2 | 0.535 | 0.229 |
+ p < 0.1, * p < 0.05, ** p < 0.01, *** p < 0.001 |
Controlled for individual waves
Contact:
@felixgruenewald
DFG Projektnummer 491988424
Figure 4: Outcamp homogeneneity and the likelihood to switch votes between camps (GLES 2021, w15-20).
H1: Confrontation with individual members of the outgroup will have a stronger effect on the outgroup as a whole, the more homogenously that group is perceived as.
Please indicate where you would place [Party A] on a scale from 0 to 10, where 0 means “Extreme Left” and 10 means “Extreme Right”.
Left
Right
Respondent’s Party & Camp Perception
Please read the following statement of a member of [Party C].
“I absolutely HATE [thing that Party A stands for]!”
Confrontation with (negative) Outgroup Impression
Please indicate where you would place [Party A] on a scale from 0 to 10, where 0 means “Extremely Favorable” and 10 means “Extreme Unfavorable”.
Favorable
Unfavorable
Effect on Party & Camp Favorability
Felix Grünewald - EPSA Cologne 2024