Today: Hong Kong General Chamber of Commerce luncheon: 'Asian stock market risks analysis: Factors facing corporate earnings and investment returns'. British Chamber of Commerce conference: 'FT Asia Property Summit - Boom or bubble?' Four Seasons Hotel. Air Freight Asia 2007 Conference & Exhibition. AsiaWorld-Expo. Tomorrow: British Chamber of Commerce breakfast: 'Share the responsibility, tackle the environmental challenges ahead'. Hong Kong Club. Friday, September 7: Hong Kong General Chamber of Commerce lunch: 'Competition policy trends in US and Europe and implications for Hong Kong'. Tuesday, September 11: British Chamber of Commerce breakfast: 'Drivers of change'. Hong Kong Club. Wednesday, September 12: British Chamber of Commerce seminar: 'Landlord and tenant law update'.