International organizations focusing on economics, development, and finance serve as great sources both for data and research! Here are some of the most well known, Note that many of these are also in Repec. Finally, for those interested in financial economics, be sure to consider the research arms of development banks, central banks, etc.
Information about international trade topics, trade statistics, trade policy reviews for individual countries and trade areas, legal texts and official WTO documents. WTO's Documents Online database lets you access documents from the WTO's electronic archives.