Luis Gautier is Associate Professor of Economics at University of Texas at Tyler (US). He holds a Ph.D. from Southern Illinois University Carbondale. His research interests include environmental economics, mergers and acquisitions, and development economics.

Mahelet Fikru is Associate Professor of Economics at Missouri University of Science and Technology (US). She holds a Ph.D. from Southern Illinois University Carbondale. Her research interests include environmental economics, industrial organization, and applied microeconomics.

Part I Merger Incentives in Pollution Intensive Industries.- Merger Incentives and the Natural Environment.- Mergers in Cournot Markets with Environmental Externality and Product Differentiation.- The Impact of Foreign Emission Tax on Domestic Merger Profitability.- Electric Utility Mergers in the Presence of Distributed Renewable Energy.- An Empirical Investigation of the Impact of Environmental Policy on M&A Activities.- Part II Welfare Implication of Mergers.- Welfare Impact of New Firm Acquisition.- Merger Induced Welfare Gains in the Presence of Environmental Externality and Product Differentiation.- Are Big Mergers Welfare Enhancing when there is Environmental Externality.- Part III Environmental Policy in the Presence of Mergers.- Merger Control and Environmental Policy.- Environmental Taxation and Mergers in Oligopoly Markets with Product Differentiation.- Cross-Country Emission Tax Effect of Mergers.- The Design of Emission Taxes in Markets with New Firm Acquisitions.- An Analytical Approach for Policy Coordination.