I provided the data work for this paper which should be cited as Sudarsanam, Puliyur Sudi and Mahate, Ashraf A. and Freeman, Alan, Glamour Acquirers, Method of Payment and Post-Acquisition Performance: The UK Evidence (January 2001). EFMA 2001 Lugano Meetings. Though I had worked with large-volume data professionally as a database freelancer, this was the first time I applied the emerging new database technologies that were to become known as ‘big data’ to a significant economic dataset.