LONDON , Sept. 14, 2021 /PRNewswire/ — In response to a dramatically changing global landscape, with business and talent relocation on the rise for a host of factors — from the US-China trade wars, to Covid-19 and remote work, and the G20 proposal for a global minimum corporate income tax — Henley & Partners in partnership with Deep Knowledge Analytics has launched the Best Residence-by-Investment Cities for Business Index .…