"Five value-added ideas for Budget", Straits Times, November 27, 2006

"Revenue pool needs scrutiny", Straits Times, November 1, 2006

"Going beyond the pale", Straits Times, October 24, 2006

"Need to enact laws to fight the haze", Star, October 9, 2006

"印尼应尽早认可烟雾协议", 联合早报, 2006年10月4日

"Throwing the book at polluters", Straits Times, September 9, 2006

"Merge or bust for local bourses", Australian Financial Review, June 15, 2006

"Staying on top of money world", Straits Times, June 12, 2006

"鯊魚瀕危 航產欣榮", 中国时报, 2006年5月11日

"Just put it on my tab", South China Morning Post, May 1, 2006

"About that bag on the hotel bill", Straits Times, April 18, 2006

"一个135.5亿元的问题", 联合早报, 2006年3月29日

"Singapore's Expenditures on R&D: A $13.55b question", Straits Times, March 17, 2006

"New competition law hits the heartland", Business Times, March 10, 2006

"竞争法令与老百 性", 联合早报, 2006年3月3日

"Take the cover off KL-S'pore route", Straits Times, January 2, 2006