| 1999 – 2003 | Malta Council for Economic and Social Development | |
| Chairman | ||
| 1997 – 1999 | Malta Financial Services Authority | |
| Chairman and President (i.e. Executive Chairman) | ||
| 1996 – 2003 | Central Bank of Malta | |
| Board Director and Member of the Monetary Policy Committee | ||
| 1997 – 2000 | Council of Europe Development Bank, Paris . | |
| Member of the Bank’s Auditing Committee | ||
| 1980 to date | University of Malta | |
| 1981 to 1990 | Professor and Head of the Department of Economics | |
| 2006 to date | Euro Expert | |
| 2005 – 2008 | NECC | |
| 1993 – 1996 | Authority of Review, Malta | |
| Chairman | ||
| 1987 – 1993 | Electoral Commission, Malta | |
| Electoral Commissioner | ||
| 2002 to Date | HSBC Structured Funds SICAV p.l.c. | |
| HSBC Malta Funds SICAV p.l.c. | ||
| Chairman of the Board for the above two companies | ||
| 1992 | Office of the Prime Minister | |
| Chairman Editorial Board preparing the Malta Report on environment and development for the United Nations Rio Summit | ||
| 1987 – 1989 | Ministry for Maritime Affairs, Malta | |
| Chairman of Commission to Investigate and Report on Monopolistic Practices in Maritime Transportation to and from Malta. | ||
| 1987 – 1997 | Mediterranean Action Plan (MAP), UNEP | |
| Appointed as Malta’s Focal Point for Programme |