Michael Baye has advised a variety of clients in matters involving competition, mergers, monopolization, consumer protection, privacy, commercial litigation, pricing strategy and other economic issues.

Baye has provided written and oral expert testimony at the request of the US Department of Justice, the Canadian Competition Bureau, and private parties. He has also consulted for governments and numerous private parties, including on matters related to investigations by the FTC and the US Department of Justice. In these engagements, Professor Baye provided evaluations of the competitive effects and efficiencies of proposed mergers, evaluations of proposed antitrust remedies, evaluations of allegations of monopolization, evaluations of allegations of collusion, evaluations of allegations of consumer harm from misleading and deceptive advertising, evaluations of allegations of harm from unfair business practices, evaluations of allegations of harm from privacy policies, and assessments of injury and/or damages. Industries examined include aerospace, consumer goods, software, social media and other online platforms, office supply stores, gasoline, building supplies, trash hauling, supermarkets, paper, waste disposal, railroads, telecommunications, shopping centers, online and brick-and-mortar retailing, agricultural products, healthcare, food products, shipping, medical devices, software/apps, and online search.

Baye is an academic affiliate with NERA Economic Consulting.