Mean variance analysis is a component of modern portfolio theory, which assumes investors make rational decisions, and that for increased risk they expect a higher return. Next Up.
sitâ²-in`. 1. an organized passive protest against racial segregation in which the demonstrators occupy seats prohibited to them in public places. 2. any organized protest in which the demonstrators occupy and refuse to leave a public place.
verb (used without object), sat or (Archaic) sate; sat or (Archaic) sitten; sitting. 1. to rest with the body supported by the buttocks or thighs; be seated. 2. to be located or situated: The house sits well up on the slope. 3. to rest or lie (usually followed by on or upon): An aura of greatness sits easily upon him.