Liberals and conservatives rely on different sets of moral foundations.

@article{Graham2009LiberalsAC,
  title={Liberals and conservatives rely on different sets of moral foundations.},
  author={Jesse Graham and Jonathan Haidt and Brian A. Nosek},
  journal={Journal of personality and social psychology},
  year={2009},
  volume={96 5},
  pages={
          1029-46
        }
}
How and why do moral judgments vary across the political spectrum? To test moral foundations theory (J. Haidt & J. Graham, 2007; J. Haidt & C. Joseph, 2004), the authors developed several ways to measure people's use of 5 sets of moral intuitions: Harm/care, Fairness/reciprocity, Ingroup/loyalty, Authority/respect, and Purity/sanctity. Across 4 studies using multiple methods, liberals consistently showed greater endorsement and use of the Harm/care and Fairness/reciprocity foundations compared… 

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References

SHOWING 1-10 OF 153 REFERENCES
When Morality Opposes Justice: Conservatives Have Moral Intuitions that Liberals may not Recognize
Researchers in moral psychology and social justice have agreed that morality is about matters of harm, rights, and justice. On this definition of morality, conservative opposition to social justice
The moral mind : How five sets of innate intuitions guide the development of many culture-specific virtues , and perhaps even modules
1 Introduction Morality is one of the few topics in academe endowed with its own protective spell. A biologist is not blinded by her biological nature to the workings of biology. An economist is not
Affect, culture, and morality, or is it wrong to eat your dog?
TLDR
For Brazilian and U.S. adults and children of high and low socioeconomic status, moral judgments were better predicted by affective reactions than by appraisals of harmfulness and suggestions are made for building cross-culturally valid models of moral judgment.
Above and Below Left–Right: Ideological Narratives and Moral Foundations
Why do people vary in their views of human nature and their visions of the good society? Why do many people categorize themselves as “liberal,” “conservative,” “libertarian,” “socialist,” and so on?
Intuitive ethics: how innately prepared intuitions generate culturally variable virtues
maps embellished with fantastical beasts, sixteenth-century wonder chambers 1⁄2lled with natural and technological marvels, even late-twentieth-century supermarket tabloids–all attest to the human
The end of the end of ideology.
  • J. Jost
  • Psychology
    The American psychologist
  • 2006
TLDR
Studies reveal that there are indeed meaningful political and psychological differences that covary with ideological self-placement and are useful for understanding the political divide between "red states" and "blue states".
The psychology of the unthinkable: taboo trade-offs, forbidden base rates, and heretical counterfactuals.
TLDR
Although the results fit the sacred-value-protection model (SVPM) better than rival formulations, the SVPM must draw on cross-cultural taxonomies of relational schemata to specify normative boundaries on thought.
Moral heuristics. Commentaries. Author's reply
With respect to questions of fact, people use heuristics - mental shot-cuts, or rules of thumb, that generally work well, but that also lead to systematic errors. People use moral heuristics too -
The Role of Self-Interest in Social and Political Attitudes
Culture and moral development.
This essay reports the results of a cross-cultural development study of ideas about the moral (its form) and ideas about what is moral (its content). The informants for the study are children, five
...
...