- Les Entreprises du Médicament, International Comparison of Prices for New Drugs, 2008. (with Lluis Sauri).

- Fédération Nationale de la Mutualité Française, Défense des contrats « solidaires et responsables » (argumentaire économique), 2008.

- Office National d’Indemnisation des Accidents Médicaux (ONIAM), Report on «Statistical analysis of corporal damage compensation,»  2004.(with A. Chassagnon)

- National Council for Evaluation, (Conseil National de l’Evaluation), Member, 2001-2003

- Ministery of Health and Social Affairs (DREES, MiRe), Report on «Universal health insurance and labour market participation,»  2002. (with A. Couffinhal, P. Dourgnon, M. Grignon, Fl. Jusot, and Fl. Naudin)

- Fédération Nationale de la Mutualité Française, Report on "Long-run risk management in health insurance," 1998

- Commissariat Général du Plan, Report on "Adoption rules of new drugs and growth of health expenditures,"  1998

- Conseil National du Sida (National AIDS Council), Report on "HIV infection and life insurance,"  1997

- Mission sida (Direction des Hôpitaux, Ministry of Public Health), Economic advisor, 1993-97, Economic analysis of hospital care for AIDS, and HIV positive, patients.