In macroeconomics, the twin deficits hypothesis or the twin deficits phenomenon, is the observation that, theoretically, there is a strong causal link between a nation's government budget balance and its...
In category theory, a branch of mathematics, Grothendieck's homotopy hypothesis states that the ∞-groupoids are spaces. If we model our ∞-groupoids as Kan complexes, then the homotopy types of the...
In linguistics, the unidirectionality hypothesis proposes that grammaticalisation works in a single direction. That is, pronouns may fuse with verbs, or prepositions may fuse with nouns, to create new inflectional...
