Useful Links

Here are some useful sources that I check frequently in order to grasp an understanding of what's going on in the markets.

Flow of Funds Report - The most undervalued report on economics
http://www.federalreserve.gov/releases/z1/Current/z1.pdf

Federal Reserve of San Francisco Research - Most undervalued website on economics: Provides amazing research.
http://www.frbsf.org/

Global Economic Calendar - Major economic releases in each country, links to those reports, and analysis. This link is useful for FOREX traders.
http://www.forexfactory.com/calendar.php

U.S. Economic Calendar - I check this daily. You should too.
http://fidweek.econoday.com/

World Interest Rate Table
http://www.fxstreet.com/fundamental/interest-rates-table/

Dow Jones Futures - This site contains most of the futures numbers for a variety of indices. The link is to the DJ Futures. Note that futures data can be obtained on a variety of sites, from cnbc.com to wsj.com
http://futuresource.quote.com/markets/market.jsp?id=index&s=QDJ

Bureau of Labor Statistics - The BLS provides many of the major economic reports and has extremely insightful articles.
http://www.bls.gov/

Economist Intelligence Unit - Comparative Country Analysis and Data
http://www.eiu.com/index.asp?rf=0

American Institute for Economic Research - Great analysis on some of the more pressing issues in economics.
http://www.aier.org/

Earnings Calendar - Everything you need to know about upcoming earnings reports, conference calls, and dividends.
http://www.earnings.com/highlight.asp?date=20100120&client=cb

NEWS SOURCES:
I'm an avid reader of both the Wall Street Journal and the Economist. You may need a subscription to access the articles on the sites. I recommend you get one if you don't already have it because they have the best synopses and analyses of market action.
http://www.economist.com/
http://online.wsj.com/home-page

BLOGS:
I follow mainly three blogs, all on economics/finance/politics.
http://krugman.blogs.nytimes.com/
http://mjperry.blogspot.com/
http://www.calculatedriskblog.com/

Hope this helps with your investments.

-dg