The Missouri Supreme Court on Tuesday upheld a voter-approved ballot measure gradually raising the state's minimum wage to $15 an hour and requiring employers to provide paid sick leave to workers.The court rejected claims from business groups that the initiative's ballot summary and cost estimate were misleading and thus amounted to an election irregularity that should invalidate the results.

The state Supreme Court has ruled today that the wording and cost projections in Proposition A are not misleading or inaccurate. Business groups challenging the minimum wage and paid sick leave law made those arguments,