RAND
Content 
With its remarkable content density (10,000 records, abstracts and other annotations) RAND website represents a good opportunity for researchers interested in American politics and international studies.
Selection 
The RAND Corporation is a non profit institution delivering a wide range of expertise to several clients (Universities, US Government, industries, other organizations)
Format
Materials are retrievable in various formats. Books, papers and reports are presented with abstracts and other detailed annotations
Information density
The RAND website gives access to over 10,000 books and publication and offers a number of public databases available for all researchers. In a Subject Area Bibliography documents are grouped by topic and abstracted
Content Pertinence to Political Science
With its policy analysis focus, Rand is an useful tool for Political Science research
Updating Rate
Updating is very frequent, in some sections on a daily basis