Tightness

Article summary

Tightness may refer to: In mathematics, * Tightness of (a collection of) measures is a concept in measure (and probability) theory * Tightness (topology) is also a cardinal function used in general topology In economics, * Tightness refers to the degree to which the number of unemployed workers exceed the number of posted job vacancies (or vice versa). * Market tightness, a point in time where it is very difficult to invest, but it is far easier to sell or to remove investments in return of monetary rewards In other fields, * Tightness of a rope indicates the rope is under tension * Tightness of a sealing means it is impermeable, that it seals well * Tightness is the art of being 'tight' (i.e., stingy or miserly) * Tightness can refer to something being cool

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