This paper evaluates the temporary VAT reduction invoked by the German government over the third and fourth quarter of 2020 as part of the COVID-19 stimulus package. There is considerable controversy. Critics argue that VAT reductions are ineffective in the presence of lockdown measures in place...

Global emissions of CO2 need to fall lest climate change will accelerate. Any effective climate policy must raise the price of carbon consumption. From an urban perspective, one desirable effect of a carbon tax would be to induce households to move closer to where they work. This paper shows...