نتایج جستجو برای: age distribution

تعداد نتایج: 1330455  

2017
Erica Myers

This paper explores whether home buyers are inattentive to future energy costs. I exploit variation in energy costs in the form of fuel price changes in Massachusetts where there is significant overlap in the geographic and age distributions of oil-heated and gas-heated homes. I find that relative fuel price shifts cause relative changes in housing transaction prices consistent with full capita...

2009
Thorsten W. Becker Clinton P. Conrad Bruce Buffett R. Dietmar Müller

Article history: Variations in Earth's rates of s Received 29 September 2008 Received in revised form 2 December 2008 Accepted 2 December 2008 Available online 21 January 2009 Editor: R.D. van der Hilst

2016
Koen Decancq Alexander Michiels

This paper explores how to measure successful aging in a manner consistent with the preferences of older persons about what matters in their lives. First it considers the extent to which existing objective and subjective measures of successful aging reflect those preferences. It is found that both objective and subjective measures may contradict preferences that are held unanimously by older pe...

Journal: :Demography 2011
Thomas J Espenshade Analia S Olgiati Simon A Levin

This article decomposes total population momentum into two constituent and multiplicative parts: "nonstable" momentum and "stable" momentum. Nonstable momentum depends on deviations between a population's current age distribution and its implied stable age distribution. Stable momentum is a function of deviations between a population's implied stable and stationary age distributions. In general...

Journal: :Journal of chronic diseases 1986
T A Louis J Robins D W Dockery A Spiro J H Ware

Data from longitudinal studies may be analyzed both cross-sectionally and longitudinally. Discrepancies between estimates obtained from these analyses pose questions about the validity of cross-sectional estimates of change. In some cases these discrepancies are the result of period effects, cohort effects, or selective dropout. In others, they are the result of incomplete modeling of the proce...

Journal: :journal of health sciences and surveillance system 0
hosein oriad social determinants of health research center, yasuj university of medical sciences, yasuj, iran; zafar parisai yasuj health center, yasuj university of medical sciences, yasuj, iran; roksana estakhrian haghigh namazi hospital, shiraz university of medical sciences, shiraz, iran; mehdi akbartabar toori shiraz university of medical sciences, shiraz, iran; mohammad fararouei hiv/aids research center, shiraz university of medical sciences, shiraz, iran

background: cancer is the third cause of death in iran and its incidence is rising alarmingly. however, a study reported that kohgilooyeh and boyerahmad (a small province in iran) seems to have substantially lower incidence rate of cancer compared to the other parts of the country. this study is conducted to investigate the epidemiological features of cancer regarding three key factors (sex, ag...

Journal: :International journal of epidemiology 2005
Ana V Diez Roux

Breeze et al. report that living in a deprived area is associated with poor quality of life in a large population-based sample of older adults living in the UK. 1 Their paper adds to a large body of work reporting associations between area socioeconomic characteristics or area deprivation and a variety of health outcomes. 2 The focus on the elderly population is especially interesting because, ...

Journal: :British journal of preventive & social medicine 1973
V H Springett

An analysis of notifications of tuberculosis in the City of Birmingham during the three-year period 1960-62 related to the population data from the Census of 1961 showed important differences between the notification rates of groups defined by their place of birth, and also differences in the age distributions of notification rates between these groups (Springett, 1964). A survey of notificatio...

2005

The models of this paper attempt to account for the age, sex, and marital status distributions of human populations. A marriage market develops around preferences for mates of different ages, and we study this market as changes in age distributions change the availability of mates. Unless we know how to relate marriages to the exposed population, we cannot even calculate rates that will tell us...

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