Mega Sources Datastream International.
Minimum frequency is daily for financial information.
Data is derived from national governments, central banks, the International Monetary Fund, OECD, major investment houses, stock exchanges, and Datastream's own researchers. Available in SSRC and the Woodrow Wilson School Library. Interface to various financial and economic databases including Compustat , CRSP , IBES , TAQ , and Philadephia Stock Exchange Currency Options . Global Financial Data Princeton has access to select sections of Global Financial Data. The Long-term Monthly Database includes over 300 series of monthly data on world exchange rates back to 1624, inflation rates back to 1748, and wholesale prices back to 1720.