Themodelnot onlycan be used to associate theissue of appraisingbenefitof high-gradehighwaysafetyfacility in Xinjiang, but alsocan be used in the West China.
Compared to the expenditures of a household headed by a 65-year-old, spending falls off 19% by age 75, 34% by age 85, and 52% by age 98, finds Sudipto Banerjee, a research associate at the Employee Benefit Research Institute.