“衡量治理难度较大，从提供完全准确的信息的意义上说，没有任何指标是百分之百可靠的，”世界银行研究部门高级经济学家阿尔特。克拉伊说。
"Measuring governance is difficult, and no indicator is 100% reliable in the sense of giving completely accurate information" Kraay says.
如何在实践中不断总结“帐外帐”偷税的违法规律，研究“帐外帐”的税务检查方法，积极寻求治理对策成为税务检查部门的当务之急。
So it is urgent for the tax inspection authorities to catch the regular patterns of tax evasion, study the inspection methods and seek the countermeasures.
如何在实践中不断总结“账外账”偷税的违法规律，研究“账外账”的税务检查方法，积极寻求治理对策成为税务检查部门的当务之急。
It is urgent for taxation administrations to study the laws of keeping hidden account-books to evade taxes and seek effective methods to examine the illegal account books and deal with the problem.
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