Business & Tax

Federal Reserve Bank of Minneapolis/What's a Dollar Worth Calculator
This calculator uses the Consumer Price Index (1913 through 2012) as a measure of the average change in prices over time in a market basket of goods and services.

Federation of Tax Administrators
The Federation of Tax Administrators website has information and links of value to tax administrators and the general public alike. Includes links to state tax agency home pages, state tax forms and electronic filing sites, as well as general information on state tax structures.

U.S. Department of Labor/Bureau of Labor Statistics
The U.S. Department of Labor site shows impartial, timely, and accurate statistical data relevant to the needs of site users and to the social and economic conditions of the United States, its workers, and their families. This site includes the Consumer Price Index.

Thomas Register
A comprehensive resource for industrial information, products, services, CAD drawings, the Thomas Register website allows users to search by company, brand, and product or service.

Internal Revenue Service (IRS)/U.S. Department of the Treasury
The IRS website has U.S. tax information for:
  • Businesses
  • Charities and nonprofits
  • Corporations
  • Government entities
  • Individuals
  • International businesses
  • Partnerships
  • Small businesses/self-employed
  • Tax professionals
  • The retirement plans community
  • The tax exempt bond community 
Iowa Department of Revenue
This website offers Iowa tax information for individuals, businesses, local government, and tax professionals, including:
  • Online services
  • Publications
  • Tax forms