Formed in the wake of the failed General Electric Co. merger with Honeywell International Inc., the International Competition Network turned five this year, and antitrust lawyers around the world say global merger regulation is getting better.

Speaking at an American Bar Association event for antitrust lawyers, Blanca Rodriguez-Galindo, a top merger enforcer at the European Commission, which actually blocked the GE-Honeywell deal, said the ICN has been an effective method for spreading the gospel of competition law.