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  2. Marginal man theory - Wikipedia

    en.wikipedia.org/wiki/Marginal_man_theory

    Marginal man or marginal man theory is a sociological concept first developed by sociologists Robert Ezra Park (1864–1944) and Everett Stonequist (1901–1979) to explain how an individual suspended between two cultural realities may struggle to establish his or her identity.

  3. Everett Stonequist - Wikipedia

    en.wikipedia.org/wiki/Everett_Stonequist

    Everett Verner Stonequist (October 5, 1901 – March 26, 1979) was an American Sociologist perhaps best known for his 1937 book, The Marginal Man "The marginal person is poised in the psychological uncertainty between two (or more) social worlds; reflecting in his soul the discords and harmonies, repulsions and attractions of these worlds...within which membership is implicitly if not ...

  4. Principle of marginality - Wikipedia

    en.wikipedia.org/wiki/Principle_of_marginality

    In statistics, the principle of marginality, sometimes called hierarchical principle, is the fact that the average (or main) effects of variables in an analysis are marginal to their interaction effect—that is, the main effect of one explanatory variable captures the effect of that variable averaged over all values of a second explanatory variable whose value influences the first variable's ...

  5. Social exclusion - Wikipedia

    en.wikipedia.org/wiki/Social_exclusion

    One may explore its implications for social work practice. Mullaly (2007) describes how "the personal is political" and the need for recognizing that social problems are indeed connected with larger structures in society, causing various forms of oppression amongst individuals resulting in marginalization. [ 68 ]

  6. Radial unit hypothesis - Wikipedia

    en.wikipedia.org/wiki/Radial_unit_hypothesis

    Within each developing radial unit, the process of neurogenesis gives rise to post-mitotic (non-dividing) cortical neurons, which begin the process of radial neuronal migration from the ventricular zone and adjacent subventricular zone to form the cortical plate in the classic 'inside-out' manner beginning with the deep cortical layers.

  7. Marginalism - Wikipedia

    en.wikipedia.org/wiki/Marginalism

    Marginalism is a theory of economics that attempts to explain the discrepancy in the value of goods and services by reference to their secondary, or marginal, utility. It states that the reason why the price of diamonds is higher than that of water, for example, owes to the greater additional satisfaction of the diamonds over the water.

  8. Prospect theory - Wikipedia

    en.wikipedia.org/wiki/Prospect_theory

    100% chance to lose $500 or 50% chance to lose $1100; Prospect theory suggests that; When faced with a risky choice leading to gains agents are risk averse, preferring the certain outcome with a lower expected utility (concave value function). Agents will choose the certain $450 even though the expected utility of the risky gain is higher

  9. Rational choice model - Wikipedia

    en.wikipedia.org/wiki/Rational_choice_model

    The rational choice model, also called rational choice theory refers to a set of guidelines that help understand economic and social behaviour. [1] The theory originated in the eighteenth century and can be traced back to the political economist and philosopher Adam Smith. [2]