That led to the enhancement of transparency and good governance, as well as to an increase in revenue for national Governments, in some cases by as much as 15 per cent, as confirmed by IMF and the World Bank surveys.
这些工作加强了透明度和善政，以及增加国民政府的收入。 货币基金组织和世界银行的调查证实，国民政府的收入有时会增加15％。