(economics) A theory that abstinence in business will bring beneficial interest.

(sociology) An ontological framework developed by Gilles Deleuze and Félix Guattari for the analysis of social complexity by emphasizing fluidity, exchangeability, and multiple functionalities.

A line of eclectic social science theories and research with its roots in a Soviet theory pioneered by Sergei Rubinstein in the 1930s, seeking to understand human activities as systemic and socially situated phenomena and to go beyond paradigms of reflexology and classical conditioning.

The idea that morality is simply a cultural manner that hides man's innate amorality.

(mathematics) The study of harmonic functions.

Alternative form of X-bar theory

Synonym of gap creationism

A branch of critical theory that focuses on human–object interactions in literature and culture, borrowing from Heidegger's distinction between objects and things, which posits that an object becomes a thing when it can no longer serve its common function.

A branch of statistics that deals with estimating the values of parameters based on measured empirical data that has a random component.

(number theory) A set of general techniques for computing or estimating the size of sifted sets of integers.