David Amaral of the MIND Institute at UC-Davis says ideally, treatment should begin before autism has a chance to cause permanentchanges in children's brains.
Moreover, the studies do not distinguish between permanentchanges in a rich person's taxable income and temporary effects that are due to timing alone.
Volpon said that single-digit policy rates in Brazil will not be permanent like they are in the U.S.. This would require further policy changes to bring the neutral rate even lower.
In his report, Mr Laidlaw also noted constant changes of permanent secretary at the DfT and said resources were "excessively stretched due to the government's spending review and the competing pressures of other projects".