1. What were the LFPRs for men and women in January 1950 and for the most recent month shown? Which rate has increased over this period? Which has declined? What are some possible explanations for these changes? Go to the Bureau of Labor Statistics Web site for the current population survey

( http://www.bls.gov/cps ) and select “Historical Data for Series in the Monthly Employment Situation News Release” to find information about civilian labor force participation rates (LFPRs) and civilian employment–population ratios (EPRs).