Alternative spelling of trickle-down hypothesis

(economics) The idea that policies benefiting the wealthy shall ultimately benefit everybody else.

The hypothesis that the evolution of life required an improbable combination of astrophysical and geological events and circumstances, and for this reason complex extraterrestrial life is a very improbable phenomenon and likely to be extremely rare.

An evolutionary hypothesis which proposes that organisms must constantly adapt, evolve, and proliferate not merely to gain reproductive advantage, but also simply to survive while pitted against other evolving organisms in an ever-changing environment.

(evolutionary theory) The hypothesis, in evolutionary biology, that a female animal's optimal choice among potential mates is a male whose genes will produce male offspring with the best chance of reproductive success, irrespective of the mate's capacity as a caregiver or any other direct benefits he can offer.

A form of cognitive bias by which people believe that someone's actions are inherently inclined to bring morally fair and fitting consequences upon them, with good deeds rewarded and bad deeds punished.

(biology, psychology) The hypothesis that women's taste in men, and subconscious thoughts and behaviors, change throughout the menstrual cycle.

(set theory) The hypothesis that, for each ordinal 𝛼, there is no cardinal number strictly between א_𝛼 and 2^(א_𝛼), i.e. 2^(א_𝛼)=א_(𝛼+1).

A conjecture that expects that all spacetime singularities are enclosed within event horizons.

(economics) A theory attempting to describe how agents spread consumption over their lifetimes, supposing that a person's consumption at a point in time is determined not just by their current income but also by their expected income in future years, which is seen as the driver of change.