The Treasury Department works with other federal agencies, foreign governments, and international financial institutions to encourage global economic growth, raise standards of living, and to the extent possible, predict and prevent economic and financial crises.
â¢ Get a life. In one study of healthy men and women with an average starting age of 71, Butler found the highest survival rates in those who had something to get up for in the morning, whether it was a job or a golf date.
Life expectancy refers to the number of years a person is expected to live based on the statistical average. Life expectancy varies by geographical area and by era.In the Bronze age, for example, life expectancy was 26 years, while in 2010, it was 67 years.In mathematical terms, life expectancy refers to the expected number of years remaining for an individual at any given age.In formulaic terms, life expectancy is denoted by ex, where, âeâ represents the expected number of years remaining and âxâ represents the personâs present age.ife expectancy varies by geographical area and by era. In the Bronze age, for example, life expectancy was 26 years, while in 2010, it was 67 years. In mathematical terms, life expectancy refers to the expected number of years remaining for an individual at any given age.