COSTS ‑ costs of supplementary hearings on discretion ‑ supplementary hearings solely as a result of First Respondent seeking variation to proposed dispositive orders ‑ Second Respondent plays no part in supplementary discretion hearings ‑ not appropriate that Second Respondent bears any of the Applicant's costs of the supplementary discretion hearings ‑ First Respondent to pay the Applicant's costs of the supplementary discretion hearings