In Healthcare Distribution Alliance v. Howard A. Zucker, in his official capacity as Commissioner of Health of New York; and Barbara D. Underwood, in her official capacity as the Attorney General of New York, consultants at Brattle supported expert declarations that analyzed the expected market impacts of the New York Opioid Stewardship Act. Leveraging publicly available data on opioid sales and wholesaler financials, consultants at Brattle estimated potential effects and assessed possible responses of parties in the pharmaceutical supply chain for opioid products.