International corporate tax avoidance by multinational enterprises likely lowers the Czech Republic's corporate income tax revenue, but it is not clear by how much. To clarify this I first review existing estimates of the costs of international corporate tax avoidance to government revenue...

Two global initiatives are examples of the effective use of tax systems instruments to protect countries' tax sovereignty in a world of increasing globalization. These OECD/G20 initiatives will provide tax administration and policy researchers with valuable insights on taxpayer and government...

This paper investigates whether corruption has contributed to the rise of the shadow economy in Uganda. Using autoregressive distributed lag bounds testing approach and granger causality econometric methods we find a positive relationship between corruption and the size of the shadow economy in...

We document that the first leak of customer information from a tax haven bank caused a significant decrease in the market value of Swiss banks known to be assisting with tax evasion and that the decrease was largest for the banks most strongly involved. These findings suggest that markets...

We document that the first leak of customer information from a tax haven bank caused a sudden flight of deposits from tax havens and a sharp decrease in the market value of banks known to be assisting with tax evasion. The loss of market value was largest for the banks most strongly involved in...

The Unified Approach issued by the OECD Secretariat on Oct 9, 2019, is the OECD's most recent attempt to find international consensus on BEPS Action Item 1, “Taxing the Digital Economy.” Our assessment is that the Pillar One proposals in the Unified Approach suffer from several defects, the...

We document that the first leak of customer information from a tax haven bank caused a sudden flight of deposits from tax havens and a sharp decrease in the market value of banks known to be assisting with tax evasion. The loss of market value was largest for the banks most strongly involved in...

We document that the first leak of customer information from a tax haven bank caused a significant decrease in the market value of Swiss banks known to be assisting with tax evasion and that the decrease was largest for the banks most strongly involved. These findings suggest that markets...

We document that the first leak of customer information from a tax haven bank caused a significant decrease in the market value of Swiss banks known to be assisting with tax evasion and that the decrease was largest for the banks most strongly involved. These findings suggest that markets...

The shadow (underground) economy plays a major role in many countries. People evade taxes and regulations by working in the shadow economy or by employing people illegally. On the one hand, this unregulated economic activity can result in reduced tax revenue and public goods and services, lower...