The latest increase in numbers of mergers and acquisitions (M&As) and the latest increase in size of M&As raise the question, whether M&As can meet the expectations. This question is relevant in two ways, from an economic as well as from a social perspective. Despite its central economic importance, many mergers and acquisitions fall short of their objectives. In his work, Florian Frensch sees cooperation relationships between employees and management of previously separate firms as the key success factor for the realization of synergies and thereby for the M&A success. Cooperation depends on...