1. International air traffic statistics at HKIA (database file),2004
2. Adjusting to trade liberalization, the role of policy, institutions and WTO disciplines;Bacchetta,2003
3. In defense of globalization;Bhagwati,2004
4. The airline business in the twenty first century;Doganis,2001
5. Openness, productivity and growth: what do we really know?;Edwards;Economic Journal,1998