Mondiale en Europese verkenningen.
In November 2015, I have reached the age of 65 and largely retired from PBL. I kept a small, nominal PBL assignment in support of the China Council for International Collaboration on Environment and Development.


  • Chemie, ruimtelijke ordening, nationale rekeningen
  • Utrecht cum laude


  • OESO (Parijs)
  • Pennwalt chemische industrie
  • Wereldbank (Washington DC)
  • CBS
  • TNO

Side activities 

  • Integrated Assessment Society TIAS, vice-president