Business

Associations -Business and Economics
from IPL2 (Internet Public Library)

Bureau of Labor Statistics
principal fact-finding agency for the Federal Government in the broad field of labor economics and statistics

BusinessUSA
official business link to the U.S. Government

California Business Portal
from the Secretary of State's Office

Consumer Price Indexes
monthly data on changes in the prices paid by urban consumers for a representative basket of goods and services

County Business Patterns
from the U.S. Census Bureau

EDGAR
SEC (U.S. Security and Exchange Commission) filings

Minority Business Development Agency
From the U.S. Department of Commerce 

National Center for Charitable Statistics
the national clearinghouse for the non-profit sector in the United States

Office of Women's Business Ownership
From the U.S. Small Business Administration

U.S. Census Bureau: Business and Industry
economic data by industry sector, historic business data, statistics of U.S. businesses, labor force information.