Illicit financial flows (IFFs) such as tax evasion are a major policy challenge for developing and emerging economies, in particular as the COVID-19 pandemic has drained domestic resources. This report presents results from a joint project between the OECD and the National Treasury of South...

The existence of a broad range of economic activities in the “shadow” of the official economy is nothing fundamentally new. However, there are signs that the shift into the shadow economy has been increasing considerably from the seventies onwards. Whereas growth in the “official”...

In the last 20 years, Vietnam has been one of the fastest growing economies in Asia. But the coverage of social insurance is still low. Only around one in five workers is covered by the public social insurance scheme. Expanding the coverage of social insurance for informal sector workers and the...

Taxation is a fundamental tool for revenue generation, economy building and sustainability, reducing market externalities, regulating trade, stimulating representation and achieving tax justice as well as building state accountability and responsiveness. The informal sector in developing...