Presumptive taxation of the hard-to- / Victor Thuronyi -- 'Sizing' the problem of the hard-to-tax / Friedrich Schneiderb -- Is it really so hard to tax the hard-to-tax? The context and role of presumptive taxes / Sally Wallace -- Discussant comment / William Randolph -- Mapping the US tax...

Fiscal experts have for years proposed a holy trinity of tax reform options for developing countries: broader bases, lower rates, and better administration. The review in this paper of fifty years of experience suggests that what might be called the BBLR approach - broader bases and lower rates...

Most developing countries continue to face serious problems in developing adequate and responsive tax systems. This paper reviews the three principal ways in which developing countries may expand and improve their taxation systems - base-broadening, rate reduction, and administrative improvement...