RFE: Resources for Economists on the Internet

This section of the U.N. collects various statistical information. It is broadly broken down into the following areas:

Classifications Registry: This section keeps information on statistical classifications.
Demographic and Social Statistics Databases: This includes their demographic yearbook and related demographic and social indicators.
Monthly Bulletin of Statistics Online: This section provides updated data.
UN Common Database: 8 million data elements
Commodity and Trade Database: query for trade flows between countries
Millenium Indicators Database
National Accounts Main Aggregates Database: annual data of many countries's basic national income and product accounts

They also offer newsletters on these and other offerings.

RFE