Patterns of patents' backward citations were used to test a new patent-score measure that suggested whether post-acquisition synergies had been realized (based on improvements in firms' patent scores after making acquisitions). We argue that where firms' post-acquisition patent scores showed...

This study examines the effects of technological mergers and acquisitions (M&A) on post-deal innovation and firm performance. We argue that technological M&A lead to an increase of the innovation output in terms of patent counts while non-technological deals do not. By using the novel matching...