My primary research interests focus on global taxation issues (e.g., tax treaties, transfer pricing), international capital movement, wealth management and financial planning, and anti-money laundering. (law.tamu.edu)
The amount of assets needed to set up a single family office depends on the type of risk the family has to manage, what they invest in, what global taxation issues they face, and what goals they have for the family and family office. (familyofficesgroup.com)
It may change in the future, as there has been a global shift away from global taxation (tax all income by citizenship) to territorial taxation (tax only income earned locally). (politics.stackexchange.com)