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Lecture

SOC246 Lecture 3

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Department
Sociology
Course
SOC246H1
Professor
Markus Schafer
Semester
Fall

Description
SOC246 Lecture 3 – September 25, 2012 *Continued from last class Study of life course perspective: desistance fro - 500 delinquent kids 10-17, following them until they were 70 years old - Glueck, in Boston using a longitudinal study - Sociologists Robert Sampson and John Laub - Two groups of delinquent: one group that continued to participate in criminal activity, the other group slowly declined in criminal activity because of changes in roles - Roles during their mid-20s that affected the trend of crime: fatherhood, employment Today’s Lecture - Population aging is o Unprecedented o Pervasive – affects not just one society o Enduring – there no reversal o Profound in its consequences – will have strong implications and consequences, in terms of public health, family, workplaces, all of these social institutions will have to adapt to the changes in population aging Age structure - The number or the proportion of people in various ages in a given population - Usually represented in a graphical image – age pyramid - Women tend to live longer than men do, what we should be aware of is that the lines may look the same for both men and women but this may not necessarily be the case Basic ways to describe an age structure - Mean o Easy to understand o Tend to be skewed very easily - Median o Middle point value o Less easily skewed o Demographers typically use the median - Mode o Most commonly occurring age o Typically not used by demographers - Proportions o What percentage of Canadians are above the age of 65 o Talking about proportions - Ratios (e.g., dependency ratios) o Dependency ratio most common o Age < 15 and 65+ (dependent)/age 15-64 (active) – this is the old age ratio OADR: old age dependency ratio Disadvantages of the dependency ratio - Age does not equal to dependency - In Ellen Gee’s article she outlines that people that are believed to be in dependent age group may actually be active and not dependent at all Short and Long Term Influences on Population Age Structure - Short-term influences: stocks and flows (arrivals and departures) o Population stocks – who is c
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