Moves towards old age and developed country population old agedevelopment while the world population， the Chinese population old agealso is The population old age production， is preciselythe society progresses， the economical development The Chinesepopulation transforms was generally considered the beginningestablishes new China， at first was the mortality rate obviously andrapidly But the nationwide fertility rate transfers 变则 thebeginning to 20th century 70's initial period country birth controlpolicy involvement， and rapidly changes the low fertility rate levelby the high fertility rate Thus， the population old age hascaused the question which the labor force population burdenunceasingly increases， has affected our country social economydevelopment， and to corresponding material and the spiritual variousaspects and so on infrastructure， legal system construction set thenew Had issued in view of this situation nation old age committee "theChinese Old age Enterprise Develops" 十15 "Plan"， proposed "十15"period， China is caring for the aged the safeguard， the medicalsafeguard， the social rescue and so on， as well as the old ageenterprise infrastructure construction， the old age industry， aspectand so on old age spirit culture life must realize goal and Wealready must correctly understand the Chinese population old ageformation reason， the basic characteristic， the development tendencyas well as possibly produce the social economy consequence， needs toclarify the population old age to the social economy movement and thesustainable development Only this， can enhancepolicy-making the scientific nature and the feasibility， solves thegood population old age problem， for implements the sustainabledevelopmental strategy creation advantageous population Through to the population old age scientific connotation limits， isclear about the our country population old age Through topopulation old age evolution process research， key elaboration ourcountry population old age characteristic and its to economy， societyand family and so on various aspects influence， thus solves owninsufficiency， proposes the solution population old age questioncorresponding countermeasure 关键词：Key word: Population old age population burden old age social securitysustainable development
Of the world's population aging and the aging of the population in developed countries the same time， China's aging population has The aging of the population have is social progress and economic China's population changes are generally believed to have started in the founding of new China， the mortality rate is initially clear and rapid And the national fertility rate change is the 20th century began in the early 1970s to the national family planning policy intervention and quickly from the high level of fertility to low fertility Thus， the aging of the population has led to the burden of the working population growing problems affecting China's social and economic development， as well as the corresponding infrastructure， legal system and other material and the spirit of building the new View of this situation the National Committee on Aging issued a "development of the cause of aging，" 11th Five-Year "plan" the "11th Five-Year Plan" period， China's old-age security， medical insurance， social relief， and the cause of aging infrastructure construction， older industries， the elderly spiritual and cultural life， and other fields to achieve the objectives and We should correctly understand China's population aging of the formation， basic features， Development trends and possible socio-economic consequences， more to be cognizant of the aging of the population and sustainable socio-economic operations Only then can we make decision-making more scientific and feasibility of solving the problem of aging to the implementation of a sustainable development strategy to create an enabling environment for the Based on the aging of the population scientific content defined clearly China's aging population Based on the aging of the population evolution of the study focuses on the aging of China's population and the characteristics of the economy， society and the family， as well as the impact， so as to solve their own inadequate solve the problem of aging population in the corresponding Keywords : population aging population burden of old-age social security for sustainable development
Summary: China has already entered the aging population society at present， with the increase and extension of human life-span of old population， the elderly's health status and life quality cause people's attention more and Research indicates， happy in old age when the elderly's life quality influences the elderly The elderly's life quality is important indexes of weighing result of supporting parents， and the subjective happiness sense is the important index of influencing the elderly's life Study the subjective happiness sense of the elderly， facilitate improving their life quality， reflect the harmonious society's human-oriented essential We mainly regard the elderly in the urban area of Xuzhou as the research object， study their subjective happiness sense state by questionnaire investigation and case interview， understand its subjective happiness sense's overall state and influence The result of study shows: According to overall situation， subjective happiness sense levels of the elderly are relatively high; The elderly that the individual character is comparatively optimistic， its sense level of subjective happiness is relatively high; The elderly of the marriage with better relation， its sense level of subjective happiness is relatively high; The elderly with better economic situation， its sense level of subjective happiness is relatively high; Different factors have different influence on subjective happiness sense of the elderly on function， other factors influence the subjective happiness sense through the individual Keyword: The elderly， happy sense， subjective happiness sense， social work
