'Removing barriers for international researchers to work in the UK by reducing the upfront costs for visas. Currently, it costs a family of four £20,980 upfront for a five-year Global Talent Visa, which is multiple times greater than similar visas in other countries'

https://wellcome.org/what-we-do/policy-and-advocacy/how-next-UK-government-can-support-UK-research?utm_source=twitter&utm_medium=o-wellcome