Gus has worked in international organizations, government at all levels, universities and private industry. He was employed for 15 years by the International Monetary Fund (IMF), including two years in Seoul as IMF Advisor to the Korean Minister of Finance and two years in Paris as IMF Representative to the OECD. He has undertaken numerous consultancies for the World Bank, the United Nations Development Programme (UNDP), the Food and Agriculture Organisation (FAO), the Asian Development Bank (ADB) and the Australian Government.
Gus has served as Chief Economist and Branch Head of the NSW Treasury Department, and has lectured in universities in Australia, the United States, China and Korea. In 2000, he moved to China as Australian Manager of an AusAID project to help China join the WTO. Since then, he has worked closely with the Chinese Government, with Chinese companies seeking funds on global capital markets and with investment banks and private equity companies in Australia, New Zealand, the United States and the United Kingdom seeking to invest in China.
In the IMF, Gus focused on the macroeconomic performance of the world economy and major Asian countries. He participated, as Mission Member and Mission Chief, in 20 projects (six to Japan, six to Sri Lanka, two to Laos, two to the Philippines, two to Korea, one to Vietnam and one to a selection of countries leading the development of the Asian-dollar market).
Gus has held the position of Professor in Korea (Sogang University), the United States (George Mason University and Johns Hopkins University) and China (Beijing University of Posts and Telecommunications, the University of International Business and Economics and Nottingham University). At Nottingham University he was Director of Department, Associate Dean of the Business School and Head of the Business School.
While at Nottingham University, Gus was director of a range of entrepreneurial projects aimed at production in China (for example, building energy-efficient, perfect air quality apartment complexes in Ningbo) and marketing in China (including craft beer from the Midlands in the United Kingdom, agricultural equipment designed in Sweden and luxury tourism to the United States). He also sourced and directed more than 200 projects for students, many of which have led to the establishment of profitable new businesses. Most recent projects focused on business opportunities in the high-tech areas of biotechnology, neurotechnology, nanotechnology and robotics.