household expenditures? We study the sources of the relevant official statistics—the Current Population Survey (CPS), the … Behavioral Risk Factor Surveillance System (BRFSS), and the Consumer Expenditure Survey (CEX)—and find that the answers depend on …

Estimates of volunteering in the United States vary greatly from survey to survey and do not show the decline over time … survey participation, in particular the propensity of people who do volunteer work to respond to surveys at higher rates than … data from the American Time Use Survey (ATUS) -- the sample for which is drawn from Current Population Survey (CPS …