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  2. Comparative advantage - Wikipedia

    en.wikipedia.org/wiki/Comparative_advantage

    In 1930 Austrian-American economist Gottfried Haberler detached the doctrine of comparative advantage from Ricardo's labor theory of value and provided a modern opportunity cost formulation. Haberler's reformulation of comparative advantage revolutionized the theory of international trade and laid the conceptual groundwork of modern trade theories.

  3. Gottfried Haberler - Wikipedia

    en.wikipedia.org/wiki/Gottfried_Haberler

    In 1971, Haberler left Harvard to become a resident scholar at the American Enterprise Institute. Among other things, Haberler is credited with developing the theory of opportunity cost, which was pioneered by the Englishman John Stuart Mill (1806–1873) and the Austrian Friedrich von Wieser (1851–1926) further developed it. [8] [9]

  4. Psychology Today - Wikipedia

    en.wikipedia.org/wiki/Psychology_Today

    Psychology Today is an American media organization with a focus on psychology and human behavior. The publication began as a bimonthly magazine, which first appeared in 1967. The print magazine's reported circulation is 275,000 as of 2023. [ 2 ]

  5. Negative-state relief model - Wikipedia

    en.wikipedia.org/wiki/Negative-state_relief_model

    For example, Weyant found in 1978 that negative mood induction increased helping in his subjects when the cost of helping was low and the benefits were high. [4] In an experiment with school children subjects, negative mood led to increased helping only when the helping opportunity offered the chance of direct social reward for their generosity.

  6. Category:Psychological theories - Wikipedia

    en.wikipedia.org/wiki/Category:Psychological...

    Cognitive-experiential self-theory; Cognitivism (psychology) Conservation of resources theory; Convergence-divergence zone; Core relational theme; Correspondent inference theory; Creativity and mental health; Crime opportunity theory; Cultural schema theory; Cultural-historical psychology; Cyberpsychology

  7. Friedrich von Wieser - Wikipedia

    en.wikipedia.org/wiki/Friedrich_von_Wieser

    The alternative cost theory (or opportunity cost theory) is a theory of enormous importance that comes from his Theorie der gesellschaftlichen Wirtschaft (Theory of Social Economy), published in 1914, although his arguments were foreshadowed in his work Das Wesen und der Hauptinhalt der theoretischen Nationalokonomie (The Nature and Main ...

  8. Opportunism - Wikipedia

    en.wikipedia.org/wiki/Opportunism

    Opportunism is regarded as unhealthy, as a disorder or as a character deficiency, if selfishly pursuing an opportunity is blatantly anti-social (involves disregard for the needs, wishes and interests of others). However, behavior can also be regarded as "opportunist" by scholars without any particular moral evaluation being made or implied ...

  9. Theoretical psychology - Wikipedia

    en.wikipedia.org/wiki/Theoretical_psychology

    Laszlo Garai's writings in theoretical psychology, general psychology and brain research. Theory of Psychology and other Human Sciences (Documents No. 9 and 10 in English) Archived 2016-03-04 at the Wayback Machine Gerhard Medicus (2017). Being Human – Bridging the Gap between the Sciences of Body and Mind, Berlin VWB. Gerhard Medicus (2017).