Born on 3 September 1920, in a
Reformed family in
Leeuwarden where his father was working as
baker, De Roos started to study Economics at the
Netherlands School of Economics in Rotterdam late-1930s. There he received his MA in 1942, and later in 1949 his PhD cum laude with a thesis entitled "De algemene banken in Nederland" (The general banks of the Netherlands). This work would become a seminal work for generations of Dutch students. Wouter Roes (1973), Gerrit Faber (1981), Paul Hilbers (1986) et al. He became more generally known as member
Social-Economic Council since early 1950s, and as author of articles in the
Economisch-Statistische Berichten and board member at the
De Nederlandsche Bank. He died on 12 July 2000, aged 79. == Publications ==