Social Mobility: Intergenerational and Intragenerational (10A)
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MCAT Psychological and Social Foundations › Social Mobility: Intergenerational and Intragenerational (10A)
A longitudinal cohort study used linked tax and census records to examine intergenerational occupational mobility among individuals born in 1980, 1990, and 2000 in the same country. Researchers classified parental occupation at the child’s age 14 and adult occupation at age 35 into three tiers (Low/Medium/High) using a stable national coding scheme. The primary outcome was the percentage of participants whose adult tier differed from their parents’ tier (upward or downward). The study reports the following percentages of tier change by birth cohort:
Birth cohort | Any tier change (%)
1980 | 52
1990 | 48
2000 | 41
Assuming measurement procedures were comparable across cohorts, which statement best describes the trend in intergenerational mobility shown in the data?
Intergenerational mobility increased across cohorts, indicating greater equality of opportunity in the most recent cohort.
Intergenerational mobility decreased across cohorts, consistent with fewer individuals changing occupational tier relative to their parents.
Intergenerational mobility decreased because national economic growth slowed, reducing the number of high-tier jobs available.
Intergenerational mobility was stable across cohorts because the data do not separate upward from downward changes.
Explanation
This question tests understanding of intergenerational mobility trends across birth cohorts. Intergenerational mobility refers to changes in socioeconomic position between parents and their children - in this case, measured by occupational tier differences. The data show a clear declining trend: 52% of the 1980 cohort changed tiers relative to their parents, but only 41% of the 2000 cohort did so. This indicates that intergenerational mobility decreased across cohorts, meaning fewer individuals are experiencing occupational tier changes (either upward or downward) compared to their parents. Answer choice B incorrectly interprets decreased mobility as increased equality of opportunity, when in fact reduced mobility often suggests greater persistence of socioeconomic status across generations. When analyzing mobility trends, focus on the direction of change in the percentage experiencing any tier difference, not assumptions about what causes the trend.
A sociologist conducted a comparative analysis of intergenerational educational mobility for two groups within the same metropolitan area. The outcome was completion of a 4-year college degree by age 30. The exposure was parental education (at least one parent with a bachelor’s degree vs neither parent with a bachelor’s degree). Results were adjusted for age and sex but not for neighborhood school quality.
Estimated probabilities of child BA completion:
- Group 1: 0.62 (parent BA) vs 0.28 (no parent BA)
- Group 2: 0.55 (parent BA) vs 0.18 (no parent BA)
Which conclusion about intergenerational mobility is most consistent with these results?
The differences must be due to economic growth, because higher BA probabilities indicate rising GDP rather than intergenerational processes.
Children’s BA completion likely caused parents to have earned BAs, because the association appears in both groups.
Both groups show complete intergenerational mobility, because children can obtain a BA even when parents do not have one.
Parental education is associated with children’s educational attainment in both groups, suggesting persistence of educational advantage.
Explanation
This question tests understanding of educational mobility patterns and the persistence of advantage. Intergenerational educational mobility examines how parental education influences children's educational attainment, with perfect mobility meaning no association between parent and child outcomes. The data show that in both groups, children whose parents have BAs are much more likely to earn BAs themselves (Group 1: 62% vs 28%; Group 2: 55% vs 18%), demonstrating strong parent-child associations. This pattern indicates persistence of educational advantage, where higher parental education substantially increases children's educational attainment. Choice A is incorrect because complete mobility would show equal BA completion rates regardless of parental education, not the large disparities observed. When evaluating mobility, focus on whether parental characteristics predict child outcomes - strong associations indicate limited mobility.
A labor economist analyzed intragenerational mobility among 3,600 workers who completed a state-funded credential program between ages 25–27. Occupational prestige scores (0–100) were recorded at program entry and again 8 years later. Participants were grouped by whether they reported completing a paid internship during training. Mean change in occupational prestige was +4.1 points (no internship) versus +10.7 points (internship), with similar baseline prestige across groups. The analyst noted that internship participation was more common among trainees with access to professional networks but that the program did not randomize internships.
Based on the scenario, which factor most likely influences intragenerational mobility in this sample?
National economic growth, because a growing economy guarantees equal prestige gains for all workers in the cohort.
Inflation, because rising prices increase occupational prestige scores over time regardless of training experiences.
Reverse causation, because higher later prestige likely led participants to have completed internships earlier.
Differential access to social capital, because professional networks may increase internship opportunities and subsequent occupational advancement.
Explanation
This question tests understanding of intragenerational mobility and factors that influence career advancement within a person's lifetime. Intragenerational mobility refers to changes in socioeconomic position during an individual's working life, while intergenerational mobility compares positions across generations. The scenario shows that workers who completed internships gained more occupational prestige (+10.7 points) than those without internships (+4.1 points), and internship access was linked to professional networks. This suggests that differential access to social capital - the resources available through social connections - facilitates both internship opportunities and subsequent career advancement. Choice A is incorrect because inflation affects prices, not occupational prestige scores, which are standardized measures of job status. When analyzing mobility factors, look for mechanisms that create differential access to opportunities rather than universal economic forces.
A statistical report summarized intergenerational mobility using a transition matrix linking parents’ income quintile (Q1 lowest to Q5 highest) to their adult children’s income quintile at age 40. The report highlighted two probabilities: (i) $P(\text{child in Q5} \mid \text{parent in Q1})$ and (ii) $P(\text{child in Q1} \mid \text{parent in Q5})$ across two birth cohorts.
Cohort A (born 1960): (i) 9%, (ii) 7%
Cohort B (born 1985): (i) 6%, (ii) 9%
Which conclusion about intergenerational mobility is most consistent with the report?
Upward mobility increased because the probability of reaching Q5 from Q1 is higher in the later cohort.
Upward mobility from the bottom decreased, while downward mobility from the top increased in the later cohort.
Economic growth accelerated in the later cohort, explaining why more children reached Q5 from Q1.
Both upward and downward mobility decreased in the later cohort, indicating stronger class rigidity at both ends.
Explanation
This question tests understanding of social mobility, particularly interpreting intergenerational mobility trends from transition probabilities across birth cohorts. Intergenerational mobility measures status changes between parents and children, while intragenerational mobility tracks changes within one's own career. The data show a decrease in upward mobility from Q1 to Q5 (9% to 6%) and an increase in downward mobility from Q5 to Q1 (7% to 9%) from the 1960 to 1985 cohorts. Choice A is correct because it accurately reflects reduced upward mobility from the bottom and increased downward mobility from the top, indicating evolving mobility patterns. Choice D fails as a distractor by misinterpreting the data; upward mobility actually decreased, as the probability from Q1 to Q5 fell from 9% to 6%. In similar questions, compare specific directional probabilities (upward vs. downward) across cohorts to assess mobility changes. A transferable strategy is to note that mobility decreases when extremes become more rigid, even if overall patterns shift.
A statistical analysis summarized intergenerational mobility by reporting the odds ratio (OR) of completing a 4-year degree for children of college-educated parents versus children of non-college-educated parents. OR = 3.1 in 1990 and OR = 3.8 in 2020, using comparable survey measures. The authors interpreted a larger OR as greater dependence of children’s attainment on parental education.
Which statement best describes the trend in intergenerational mobility implied by these results?
Intergenerational mobility increased, because higher odds ratios indicate more equal educational opportunity.
Intergenerational mobility decreased, as parental education became a stronger predictor of children’s degree completion.
The change reflects only economic growth, because odds ratios measure national income rather than education.
Mobility is unchanged because both odds ratios are greater than 1, which implies perfect mobility.
Explanation
This question tests understanding of social mobility, interpreting trends in intergenerational mobility via educational odds ratios across years. Intergenerational mobility measures dependence on parental status, with higher ORs indicating lower mobility, while intragenerational is personal. OR increased from 3.1 (1990) to 3.8 (2020), showing stronger parental influence. Choice D is correct because it captures decreased mobility. Choice B fails as a distractor by misinterpreting higher ORs as more equality, when they signal greater disparity. For similar questions, view rising ORs as declining mobility. A key check is to link OR changes to opportunity equalization or stratification.
A case-focused labor study followed workers who began their careers in retail sales at age 20 and tracked occupational changes through age 32. Occupational prestige was coded annually; upward intragenerational mobility was defined as moving from the bottom half of prestige scores to the top half at any point. Analysts observed that upward moves were disproportionately concentrated among workers who obtained employer-sponsored training and later transitioned into logistics or operations roles within the same firm. Workers who changed jobs frequently without additional training showed unstable trajectories with short-lived prestige gains.
Based on the study, which factor most likely influences intragenerational mobility?
Access to firm-sponsored training that creates internal pathways into higher-prestige roles.
Parents’ education, because intragenerational mobility is largely determined before labor-market entry.
Overall inflation, because price changes directly raise occupational prestige classifications.
Job instability itself, because frequent job changes reliably produce sustained upward prestige movement.
Explanation
This question tests understanding of social mobility, focusing on factors affecting intragenerational mobility in a labor study of retail workers. Intergenerational mobility concerns cross-generational status shifts, whereas intragenerational mobility involves individual occupational advancements over time. The study notes that upward prestige moves were concentrated among workers who accessed employer-sponsored training and transitioned internally to higher roles like logistics. Choice C is correct because it highlights firm-sponsored training as enabling internal pathways to higher-prestige positions. Choice D fails as a distractor by assuming job instability alone drives sustained gains, but the study shows frequent changes without training led to unstable trajectories. For similar questions, identify factors tied to sustained rather than temporary prestige changes. A transferable strategy is to prioritize individual-level interventions (e.g., training) over broad economic factors unless directly evidenced.
A research team examined intergenerational mobility in educational attainment within a sample of 1,050 adults. Parents were categorized as “no college degree” vs “college degree.” Participants’ highest degree was categorized as “no college,” “bachelor’s,” or “graduate.” Results: among participants with no-college parents, 62% had no college, 30% earned a bachelor’s, and 8% earned a graduate degree. Among participants with college-educated parents, 28% had no college, 46% earned a bachelor’s, and 26% earned a graduate degree.
Which statement best describes the trend in intergenerational mobility shown in the data?
Educational outcomes show persistence across generations, with parental education strongly associated with participants’ degree attainment.
The results suggest parents’ education is caused by participants’ later degree attainment through reverse socialization.
The data primarily reflect economic growth, since higher national income would automatically raise graduate degree rates.
The data indicate complete intergenerational mobility because most participants exceed their parents’ educational level.
Explanation
This question probes understanding of social mobility in the context of educational attainment across generations. Intergenerational mobility entails socioeconomic changes between parental and offspring generations, distinct from intragenerational mobility, which tracks an individual's own progress. The results display educational outcomes conditional on parental education, showing higher attainment among those with college-educated parents. Answer A is supported as parental education strongly predicts participants' degrees, with only 8% from no-college parents reaching graduate level versus 26% from college parents, indicating persistence and limited mobility. Distractor B overstates mobility by focusing on surpassing parents without considering the overall association strength, a misconception that ignores relative immobility. For similar analyses, compute conditional probabilities to quantify persistence. Compare observed distributions to a null model of independence to gauge mobility extent.
A statistical summary examined intergenerational mobility using transition probabilities between parental and adult occupational quintiles. The report highlighted “top retention,” defined as the probability of being in the top adult quintile (Q5) given top parental quintile (Q5), and “bottom persistence,” defined as the probability of being in the bottom adult quintile (Q1) given bottom parental quintile (Q1). Over two periods, the estimates were:
Table: Mobility indicators by period
- 1990s: top retention 39%, bottom persistence 30%
- 2010s: top retention 46%, bottom persistence 33%
Which statement best describes the trend in intergenerational mobility shown in the data?
The results imply that adult occupational status in the 2010s caused parental occupational status in the 1990s.
The results show only that overall incomes rose in the 2010s, since retention rates measure economic growth rather than mobility.
Intergenerational mobility decreased, as indicated by increases in both top retention and bottom persistence over time.
Intergenerational mobility increased, because higher top retention implies more opportunity for those from low-quintile families.
Explanation
This question evaluates knowledge of social mobility trends, using retention and persistence metrics across periods. Intergenerational mobility involves generational status shifts, while intragenerational mobility tracks individual lifetime changes. The data show increasing top retention and bottom persistence, signaling reduced mobility over time. The correct choice, A, reflects this decrease, with top retention rising from 39% to 46% and bottom persistence from 30% to 33%. Distractor B errs by viewing higher retention as increased opportunity, misconstruing that retention indicates immobility, not mobility. For similar trends, monitor changes in extreme probabilities over time. Differentiate retention metrics from overall mobility rates to avoid inverse interpretations.
A career-panel study investigated intragenerational mobility among workers displaced by a plant closure. Participants were re-employed within 18 months, but trajectories diverged: those who entered a new sector with formal retraining were more likely to exceed their pre-closure occupational prestige by year 5, while those who returned to similar jobs without retraining often recovered earnings but not occupational prestige. The study controlled for age, baseline prestige, and local unemployment.
Based on the study, which factor most likely influences intragenerational mobility after displacement?
Local unemployment, because controlling for it eliminates its role in mobility differences.
Formal retraining that enables sectoral transitions into higher-prestige occupations.
Parental income, because post-displacement outcomes are primarily intergenerational processes.
Earnings recovery alone, because income gains necessarily imply equivalent gains in occupational prestige.
Explanation
This question tests understanding of social mobility, exploring factors influencing intragenerational mobility post-displacement in a career-panel study. Intergenerational mobility concerns cross-generational transmission, whereas intragenerational mobility tracks individual occupational recovery and advancement. The study finds that formal retraining and sectoral shifts led to exceeding pre-closure prestige, unlike earnings recovery without retraining. Choice A is correct because it emphasizes retraining's role in enabling higher-prestige transitions. Choice D fails as a distractor by equating earnings recovery with prestige gains, but the study distinguishes them as separate outcomes. For similar questions, differentiate between financial and status mobility after disruptions. A key strategy is to identify skill-based factors that facilitate sustained prestige improvements over mere re-employment.
A comparative study examined occupational mobility between two groups of first-generation college graduates (Group X and Group Y) entering the labor market in the same year. Researchers measured intragenerational mobility as the probability of moving from an entry-level job (bottom tercile of prestige) to a managerial/professional job (top tercile) within 10 years. Group X had a 34% probability; Group Y had a 22% probability. Both groups had similar rates of initial employment.
Which conclusion is most consistent with the study regarding intragenerational mobility?
Group Y shows greater intragenerational mobility because both groups started employed at similar rates.
The difference must be due to higher national income in Group X, which directly creates managerial jobs for its members.
Group X shows greater intragenerational upward mobility than Group Y, despite similar initial employment rates.
The results imply no mobility differences because entry-level employment equalizes later occupational outcomes.
Explanation
This question tests understanding of social mobility, comparing intragenerational mobility probabilities between groups of college graduates. Intergenerational mobility tracks status across generations, while intragenerational mobility examines individual progress from entry-level to higher roles. The study shows Group X with a 34% probability of moving to managerial jobs versus 22% for Group Y, despite similar initial employment. Choice A is correct because it identifies Group X's higher upward mobility rate. Choice B fails as a distractor by claiming Group Y has higher mobility based on similar starting points, ignoring the actual difference in transition probabilities. For similar questions, compare group-specific rates after noting controls like initial employment. A useful check is to ensure conclusions focus on directional mobility (upward) rather than assuming equality from baselines.