%0 Book Section %T Strategic Interaction Among Firms in Output and Emission Markets: A Unified Framework publisher Springer %D 2019 %U 978-3-030-19106-1 %U 978-3-030-19107-8 %@ https://hdl.handle.net/20.500.14352/94077 %X Cap-and-trade (CAT) programs are nowadays a common tool used by authorities to regulate polluting emissions and tackle environmental problems such as Climate Change. In this chapter, we analyze the implications of firm’s strategic behavior in product and emission permit markets for the success of these policies. We survey the related literature focusing on the relevance of market structure and firms’ competition. We develop a simple but unifying setting to revisit some of the main academic results on the subject %~