This multi-contributors guide invites you to explore the detailed landscape of antitrust law and economic policy through a comprehensive review of the 2023 U.S. Merger Guidelines. Written by a panel of esteemed scholars and practitioners, this volume offers a diverse array of perspectives on the pivotal changes reshaping U.S. merger control.



In the wake of significant shifts in the global economic landscape, the updated Guidelines reflect a nuanced understanding of contemporary market dynamics. From the intricacies of common ownership to the complexities of market delineation, from the implications of monopsony power to the considerations surrounding buyer power, or the role and relevance of economics in antitrust analysis, each chapter investigates critical aspects of the evolving regulatory framework.



Contributors from university, law, and economics converge to dissect the implications of these new regulations. Through rigorous analysis and interdisciplinary dialogue, they traverse the complexities of antitrust enforcement, shedding light on the presumptions, methodologies, and real-world implications that underpin the Guidelines.



Spanning a wide spectrum of topics, this volume serves as an essential resource for policymakers, legal practitioners, economists, and scholars alike. Whether scrutinizing market structures or confronting the practical challenges of enforcement, this book offers invaluable insights into the growing landscape of competition policy in the United States.



Overview



Contributors



Foreword



Table of Contents



A retrospective and prospective analysis of monopsony power under the merger guidelines.
Logan Billman and Kristen Limarzi



Merges that increase buyer power and the function of presumptions: two keys issues in the revision of the merger guidelines.
Peter C. Carstensen



What's new in the 2023 merger guidelines.
Joseph Farrell



Common ownership and the merger guidelines.
Merritt B. Fox and Menesh S. Patel



Awakening merger control: the new U.S. merger guidelines.
Eleanor M. Fox



Antitrust ideology and the 2023 U.S. merger guidelines.
Diana L. Moss



The missing merger guideline: on efficiencies.
Maureen K. Ohlhausen and Taylor M. Owings



Economics in the 2023 merger guidelines: three area os concern.
Jeremy Sandford, Loren Smith and Nathan Wilson



The evolution (and devolution) of market structure reasoning
Sean P. Sullivan



Market delineation under the new merger guidelines:
Gerrymandering Redux.
Gregoy J. Werden