Source: U.S. Bureau of Labor Statistics
Release: Consumer Expenditure Surveys
Age refers to the reference person's age, where the reference person is the first member mentioned by the respondent when asked to "Start with the name of the person or one of the persons who owns or rents the home." It is with respect to this person that the relationship of the other consumer unit members is determined.
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U.S. Bureau of Labor Statistics, Income Before Taxes: Self-Employment Income by Age: from Age 25 to 34 [CXUSFEMPINCLB0403M], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/CXUSFEMPINCLB0403M, January 29, 2023.