Marron glacé of 'glazing'), may have been created only in the 16th century. Lyon and Cuneo dispute the title for the addition of the glazing, or icing, that makes the real "marron glacé". The earliest known records of a recipe for marron glacés were written during the XVI century by an Italian cook that worked for Charles Emmanuel I, Duke of Savoy [1580], and by the French at the end of 17th century in Louis XIV's Versailles court. In 1667, François Pierre La Varenne, ten years' chef de cuisine to Nicolas Chalon du Blé, Marquis of Uxelles (near Lyon and a chestnut-producing
Donald Marron division. In 1969 Marron co-founded Data Resources Inc. with Harvard University notable economist Otto Eckstein. DRI became the largest non-governmental source of economic data and, working with Eckstein's theory of core inflation, developed the largest macroecomonic model of its era. Data Resources is credited with "breaking new ground for the practical use of economics" among business executives and others. The company went public in 1976, with 52 of the nation's 100 largest industrial corporations as clients. The company was sold to McGraw-Hill in 1979 for $103 million. PaineWebber Group was one of the nation's leading full-service investment firms, serving its