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The Panel Study of Income Dynamics (PSID)
The Panel Study of Income Dynamics (PSID) began in 1968 with a nationally representative sample of over 18,000 individuals living in 5,000 families in the United States.... -
State Government Tax Collections
The State Government Tax Collections report provides a summary of taxes collected by state for up to 25 tax categories. These tables and data files present the details on tax... -
Amending America: Proposed Amendments to the United States Constitution, 1787...
This dataset provides information about more than 11,000 proposed Constitutional amendments introduced in the United States Congress from 1787 to 2014. This dataset is a...
![Welcome to the GEOSS Information Exchange Datahub [BETA]](/uddi/base/images/uddi/GEOSS-Exchange-Beta.png "Welcome to the GEOSS Information Exchange Datahub [BETA]")