A prominent strand of recent economic and legal scholarship hypothesizes that third-party information reporting (TPIR) is essential to modern tax collection. The slogan, “no taxation without information,” has captured researchers' imagination and is even often presented as self-evident...

We study optimal taxation in an economy with financial frictions, in which the government cannot directly redistribute towards the agents in need of liquidity but otherwise has access to a complete set of linear tax instruments. We establish a stark result. Provided this is feasible, optimal...

Despite public attention to gig workers and their potential mis-classification as independent contractors, much flexible work already takes place in the sphere of formal employment. The impact of the COVID-19 pandemic on the labour market suggests that non-standard employees may be even more...

The G-7 countries’ recent accord on a global minimum corporate tax has been proclaimed a breakthrough in international tax cooperation: at the least, it is expected to spur international tax negotiations at unprecedented scales. Yet these developments seriously challenge our understanding of...

We study economies where firms acquire capital in primary markets, then, after information on idiosyncratic productivity arrives, retrade it in secondary markets. Our secondary markets incorporate bilateral trade with search, bargaining and liquidity frictions. We distinguish between full or...

U.S. taxpayers and the IRS increasingly have to take into account the interactions between U.S. and foreign laws, but they have paid little attention to the administrative law backgrounds of foreign tax laws. In a growing range of cases, the need for such attention has become urgent. This...

I document an important tax collection practice that is previously unknown to research on tax administration: mandatory taxpayer self-inspections. The practice emerged spontaneously across China in the 1990s and persists to this day despite having no basis in law. If taxpayers report additional...

VAT reform constituted the most important tax policy action China took during the global financial crisis in 2008-9. If China had had a more typical tax structure, this specific policy instrument (as well as certain others) would not have been available. Conversely, because of the idiosyncrasies...