The last two had been banned for “decadence, ” but they were widely known, because the ban had been imposed after they were published.

Hungary has banned the issue of new foreign-currency mortgages and Poland is regulating them more strictly by, for instance, insisting that borrowers put down bigger deposits.

Congressman Devin Nunes of California has put forward a bill that will require states to move to more transparent accounting, on pain of being barred from issuing tax-exempt municipal bonds.