eschatology (en)

the part of theology concerned with death, judgment, and the final destiny of the soul and of humankind

Laffer curve (en)

a theory developed by supply-side economist Arthur Laffer to show the relationship between tax rates and the amount of tax revenue collected by governments (a typically conservative theory that believes that too much taxation will depress business investment)

Manichaeism (en)

an ancient religious movement that has to do with duality? "an elaborate dualistic cosmology describing the struggle between a good, spiritual world of light, and an evil, material world of darkness"

panopticon (en)

a type of building designed by English philosopher and social theorist Jeremy Bentham in the late 18th century; allows all (pan-) inmates to be observed (-opticon) by a single watchman without the inmates being able to tell whether or not they are being watched

plutocracy (en)

(noun) government by the wealthy / (noun) a controlling class of the wealthy

protean (en)

(adjective) of or resembling Proteus in having a varied nature or ability to assume different forms / (adjective) displaying great diversity or variety; versatile

sybaritic (en)

fond of sensuous luxury or pleasure; self-indulgent (derives from the Greek city Sybaris)