With London now lagging behind European cities as a wealth capital, lobby group Foreign Investors for Britain (FIFB) is proposing a ‘global investor visa’ to catch the UK up to its economic neighbours. FIFB proposes a visa with an annual fee of £200,000, requiring a minimum UK investment of £2.5 million in the first year. In the global context, the population of “ultra-high-net-worth individuals” has experienced a significant boom in the past five years, according to a new wealth report produced by estate agency Knight Frank. This population, whose assets are at or in excess of $30 million, has swelled from 551,435 to a record 713,626 in this period due to the tech boom. This is the equivalent of around 89 new ultra-wealthy individuals being created each day. However, this wealth is heavily concentrated in the United States, which accounts for 35% of the global ultra-wealthy population and 41% of multi-millionaires created over the past five years. Yet the Knight Fr...