There are two reasons why the wealthy are investing abroad. The financial crisis and the slow recovery showed them that the United States was not immune to devastating crashes of the kind that wealthy people in emerging markets have tried to hedge against by investing abroad. And second, American investors are worried that their portfolios are going to suffer for the foreseeable future, given the size of the United States’ budget deficit, the weakness of the dollar and the uncertainty over the stock market.

‘I’ve never seen a period in which clients have expressed such an interest in nondollar investments,