Indirect tax policy and administration in times of covid-19 and beyond by Santiago Díaz de Sarralde Miguez published by OECD (3/2021).
Digital economy compliance by Marcio F. Verdi developed by CIAT/NORAD.
Although I was one of the founders of the CIAT Blog (which by the way has exceeded all our expectations in terms of bloggers and the readers), I do not usually publish in this space to avoid that some personal position could be interpreted as an official position of the CIAT Executive Secretary.