The International Business and Economic Research Corporation (IBERC) was a company which provided advice, research and analysis on a variety of trade related issues including trade preference programs, sourcing strategies and trade agreement negotiations, principally in the area of textiles and apparel. IBERC's principal products comprised a Quota Management Service (QMS) and consulting capabilities to help users to make use of the data. IBERC clients included principally US apparel and textile importers, retailers and designers as well as producing nation governments.