Indebted governments endlessly worry about how they’ll fund their deficits – usually done by selling bonds to big banks or pension funds. Last September, Belgium broke all records when it took an innovative path, selling €22 billion in government debt, not to financial institutions, but to its own citizens. The government estimates getting household savers to buy direct could have saved it hundreds of millions of euros. The twelve-month issue expires next Wednesday (4 September), and there’s a big question about what happens next: was that success a one-off? The relatively short term on the on…