census2000 | R Documentation |
census2000
Description
Wooldridge Source: Obtained from the United States Census Bureau by Professor Alberto Abadie of the Harvard Kennedy School of Government. Professor Abadie kindly provided the data. Data loads lazily.
Usage
data('census2000')
Format
A data.frame with 29501 observations on 6 variables:
-
state: State (ICPSR code)
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puma: Public Use Microdata Area
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educ: educational attainment
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lweekinc: log(weekly income)
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exper: years workforce experience
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expersq: exper^2
Used in Text
pages 452-453
Source
http://www.cengage.com/c/introductory-econometrics-a-modern-approach-6e-wooldridge
Examples
str(census2000)