From the moment President Biden's latest proposed package of taxes and changes to existing regulations aimed at America's wealthiest taxpayers in particular went live on Monday, U.S. wealth managers and tax advisers have been trawling through its pages, to get a sense of the scale and nature of the changes that may lie ahead...

A reader asks: ‘How do I navigate the shoals of being between U.S. and French citizenship, without having to put all my assets into cash and sticking them under my mattress for a few years?’