Economic and Financial Sources of information
Where to find historical data for Stocks and Commodities ?
Aside from Yahoo.com, there are a lot of paying sites, this one is well done to find EOD data on all kinds of markets worldwide :
http://www.eoddata.com/products/dataclient.aspx
Where to find historical data on Gold, Oil and Commodities ?
https://www.gold.org/investment/statistics/
The site of reference on Gold
http://www.eia.gov/dnav/pet/hist/LeafHandler.ashx?n=PET&s=RWTC&f=D
The US Energy Information Administration
http://www.wtrg.com/prices.htm
Interesting historical perspective on Oil
http://www.nass.usda.gov/Data_and_Statistics/Quick_Stats/
The US Department of Agriculture site. Great source of information.
http://www.quandl.com/markets/commodities
An excellent data mining site
A lot of expertise on commodities, but paying.
Where to find reeeeaaally long term data?
http://measuringworth.com/index.php
Like data on XVIIIth and et XIXth centuries.
Where to find consolidated PER information on US Stocks ?
http://www.standardandpoors.com/indices/sp-500/en/us/
But only if you know where to fin dit, their website is fairly dense.
Where to find data on US GDP, growth…etc ?
Excellent site with lots of reports supporting the work of the US congress
http://www.federalreserve.gov/econresdata/default.htm
The Fed Reserve Site
US Growth Stats
US CPI Stats
Where to find data on US Real estate ?
http://www.spindices.com/index-family/real-estate/sp-case-shiller
Standard & Poors webiste is publishing the Case-Shiller index.
Where to pick best economic brains in the world?
http://www.project-syndicate.org/
Excellent site to readthe best recent articles from the world’s most famous economists
http://cib.natixis.com/research/economic/publications.aspx
Very interesting reports on a wide variety of economical topics
Good forecasting site, but paying.