Cash transactions for goods and services in which no receipts are issued greatly increase the risk of tax evasion. Despite the availability of banking services and alternative payment, key sectors of the economy remain largely cash-based in almost all developing countries. This paper shows the...

An earlier paper titled "Non-linear effects of tax changes on output: The role of the initial level of taxation," estimated tax multipliers using (i) a novel dataset on value-added taxes for 51 countries (21 industrial and 30 developing) for the period 1970-2014, and (ii) the so-called narrative...

"This paper uses a computable general equilibrium model to assess the welfare impact of commodity price inflation in Tanzania and possible tax policy responses in the short, medium, and long term. The results suggest that global commodity inflation since 2006 may have had a significantly...