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.
What is a sit to stand patient lift? Standing patient lifts, also referred to as sit-to-stand lifts, serve to be very helpful when trying to lift a patient to change the body posture from sitting to standing. The action can be done safely, quickly and easily with little maintenance to the caregiver.