Some assets would have to be easy to carry and move, other assets might be land, boats, vehicles, etc? Diamonds may retain value because of the zion cartel. Didn't people hide or keep paintings during the war?
Do you think they will keep the stock market into this transition? So crash the market and buy everything at low prices for later?
Land. We are heading for a neo-feudalism and they need their land to be properly lord-like