INDUSTRIAL LAW - DECISIONS GENERALLY - APPLICATION FOR COSTS - Whether costs were incurred by the applicant because of an unreasonable act or omission by the respondent connected with the conduct of the proceedings - Finding that certain unreasonable acts on the part of the respondent caused the applicant to incur additional costs - Whether the Commission should exercise its discretion to award costs - Discretion exercised in favor of the applicant - Costs awarded, payable within