Topics: Economics and Personal Finances, Socioeconomic Class. 1  Richard Fry is a senior researcher focusing on economics and education at Pew Research Center. 2  Rakesh Kochhar is an associate director of research at Pew Research Center.
Behavior (American English) or behaviour (Commonwealth English) is the range of actions and mannerisms made by individuals, organisms, systems, or artificial entities in conjunction with themselves or their environment, which includes the other systems or organisms around as well as the (inanimate) physical environment.
Behavioral Risk Factor Surveillance System (BRFSS) Health Related Quality of Life. For 2004â2008 Health-Related Quality of Life (HRQOL) data, based on a period of in the past 30 days.. U.S. adults experienced an average of 3.6 physically unhealthy days.