In recent years, it has been increasingly recognised that governments seeking to tackle undeclared work effectively should adopt a holistic approach. This seeks to coordinate strategy across the fields of labour, tax and social security law, and to use the full range of policy measures...

This paper examines the drivers, and reestimates the size of shadow economies in Europe, with a focus on the emerging economies, and recommends policies to increase formality. The size of shadow economies declined across Europe in recent years but remains significant, especially in Eastern...