A 'points system' of immigration requires prospective migrants to accumulate points for various attributes (e.g., age, skills, language proficiency) to be prioritised for immigration. A 'lottery system' of immigration involves prospective immigrants applying for the right to immigrant and being chosen at random through a lottery.

Scientists have discovered a vaccine, which when injected, act against the currently illegal drugs. Whenever drugs are taken then, the antibodies neutralises them.

Layered securities are financial instruments structured so that their value derives from underlying assets, which may themselves be composed of other securities

The defining decade is a cultural norm which urges young adults to persistently pursue life goals, even at the expense of significantly neglecting immediate desires. As part of this approach, it is common to maximise educational value from most activities, seek more responsibility at work, seek instrumental value from social relationships, and stigmatise idle time. 

A gig economy is centered on temporary and part-time work performed by independent contractors and freelancers instead of full-time employees. Examples include platforms like Uber, Airbnb, and Swiggy