Market Research Resources on the Internet
Demographic data–population, housing, economic, and geographic.
CenStats: U.S. Census Bureau
Several databases of demographic and economic information, including Building permits data, International Trade data, Detailed Occupation by Race, Hispanic Origin and Sex, USA Counties data, Nonemployer Statistics and Census Tract Street Locator.
Consumer Expenditure Survey
Provides information on the buying habits of American consumers, including data on their expenditures, income, and consumer unit (families and single consumers) characteristics.
2007 Economic Census on American Factfinder
The Economic Census profiles American businesses every five years, from the national to the local level.
A demographic/geographic breakdown of counties into twelve types of communities, which can be used to examine how these communities experience culture, the economy, and politics.
Ernst & Young
Market research on many different industries.
Zip Code Demographics
Also, look for articles about industries and consumer behavior in our business periodical databases http://www.bpl.org/electronic/business.asp.