Since the parliamentary ethics committee is so keen on investigating the behaviour of former prime ministers maybe they should also consider looking into Jean Chrétien's consulting activities shortly after leaving office:
Three weeks later
Dec. 12, 2003: Last day as Prime Minister.
Feb. 7, 2004: Arrives in Beijing in the company of a team of Power Corp. executives, including his son-in-law, Andre Desmarais.[...]
Followed by ten more international lobbying and speech-making events over the next eleven months. Hmm!