"Since 1975, CBO has produced independent analyses of budgetary and economic issues to support the Congressional budget process. Each year, the agency’s economists and budget analysts produce dozens of reports and hundreds of cost estimates for proposed legislation."
"The mission of the Tax Foundation is to educate taxpayers about sound tax policy and the size of the tax burden borne by Americans at all levels of government." The site offers many free reports on current tax issues of interest to the general public.
"The mission of the SEC is to protect investors; maintain fair, orderly, and efficient markets; and facilitate capital formation. The SEC strives to promote a market environment that is worthy of the public's trust."