Subjective life expectancy,different from the average life expectancy of the population,refers to the age that an individual is likely to live,which is a quantification of an individual’s perceived remaining life.Domestic researches on life expectancy mostly have focused on average life expectancy,but have paid little attention to subjective life expectancy.The average life expectancy plays an important role in the national macro policy system,while the impact of subjective life expectancy on individual decision-making and behavior in the micr...