Most retrospective merger studies resort to the treatment effect approach, comparing the price dynamics in a treatment group and in a control group. We propose a systematic method to construct the groups, which applies to any industry with spatial competition. The method is consistent with the...

This paper responds to Bathelt and Li's (2020) call for selecting more appropriate methods and improving their rigour by evaluating the feasibility of using factorial surveys to anticipate future relocation behaviour. By utilising a case study approach, focussing on Brexit and the UK FinTech...