Search results
Study of collective decision procedures and mechanisms
- Social choice theory is the study of collective decision procedures and mechanisms. It is not a single theory, but a cluster of models and results concerning the aggregation of individual inputs (e.g., votes, preferences, judgments, welfare) into collective outputs (e.g., collective decisions, preferences, judgments, welfare).
plato.stanford.edu › entries › social-choice
People also ask
What is social choice theory?
What is the difference between decision theory and social choice theory?
How is an institution represented in social choice theory?
Who invented social choice theory?
Dec 18, 2013 · Social choice theory is the study of collective decision procedures and mechanisms. It is not a single theory, but a cluster of models and results concerning the aggregation of individual inputs (e.g., votes, preferences, judgments, welfare) into collective outputs (e.g., collective decisions, preferences, judgments, welfare).
- Arrow's Theorem
Criticized by Buchanan (1954) for transferring properties of...
- Voting Methods
Strategic voting is an important topic in voting theory and...
- Belief Merging and Judgment Aggregation
The same idea of minimization that plays such a crucial role...
- Arrow's Theorem
Social choice theory or social choice is a branch of welfare economics that analyzes mechanisms and procedures for collective decision-making. Social choice incorporates insights from economics , mathematics , and game theory to find the best ways to combine individual opinions, preferences, or beliefs into a single coherent measure of the ...
Sep 25, 2022 · Social choice theory is an economic theory that considers whether a society can be ordered in a way that reflects individual preferences. The theory was...
Social choice theory is a branch of mathematical social science that tries to make general statements about all such institutions. Given the diversity of potential institutions, the power of social choice theory may be quite limited, and indeed its most famous results are negative impossibility theorems.
Jan 7, 2019 · Social Choice Theory. Living reference work entry. First Online: 07 January 2019. pp 1–19. Cite this living reference work entry. Salvador Barberà. 97 Accesses. Download reference work entry PDF. Keywords. Aggregation rules. Voting methods. Social choice functions. Impossibility theorems. Arrow’s impossibility theorem. Chaos theorems.
- salvador.barbera@uab.cat
Jun 8, 2006 · This introductory text explores the theory of social choice. Written as a primer suitable for advanced undergraduates and graduates, this text will act as an important starting point for students grappling with the complexities of social choice theory.
15. We call an opinion function \ (Pr\) on \ (X\) probabilistically coherent if it is extendable to a probability function (with standard properties) on the smallest algebra that includes \ (X\). An algebra is a set of propositions that is closed under negation and conjunction. If \ (X\) is itself an algebra, as often assumed, then a ...
