Chairman Peter Lawwell represented Celtic at a European Club Association meeting this week, focusing on finances. The financial working group of the ECA convened in Lisbon, hosted by Sporting, to discuss a variety of issues including the distribution of UEFA revenues and financial fair play rules. Representatives of other clubs including Bayern Munich, Paris Saint-Germain, Arsenal, Atletico Madrid, Ajax and Borussia Dortmund were also in attendance on Wednesday. Lawwell, who is also vice-chairman of the club association, is said to have regarded the meeting as “very productive” and hailed Celt…