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ECONOMIC

Report - The American Presidency Project

Report - The American Presidency Project

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Chart 8Real Income Profiles of Cohorts of MenBorn in Selected YearsREAL ANNUAL INCOME (1967 DOLLARS) 1/8,000BORN 1923-32BORN 1913-226,000BORN 1933-424,000BORN 1903-122,000J_ I I J_14-19 20-24 25-34 35-44 45-54 55-64YEARS OF AGEJ/MEDIAN TOTAL MONEY INCOME FOR EACH AGE DEFLATED BY THE CONSUMER PRICE INDEX.SOURCES: DEPARTMENT OF COMMERCE AND DEPARTMENT OF LABOR.increases with age, but for adults it does so at a decreasing rate. Income increaseswith age because the workers are acquiring experience and because ofthe rising productivity of workers as technology improves and physical capitalgrows. The cohort profiles are higher for younger workers because they havenot only more years of schooling but also the benefits that accompany agrowth of technology and physical capital.Chart 9 presents the age-income profiles obtained from plotting the incomeof males of different ages in the same time period (cross-sectional profile).The tipping down for the oldest age groups (45 to 54 and 55 to 64years of age) of the cross-sectional profile for annual income reflects thelower income of retired persons and, compared to younger males, the lowerlevel of schooling and obsolescence of knowledge of those older males stillin the labor force.There are too few comparable data to determine whether the cohort profilesare becoming steeper over time for adult males, although there are some147

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