Charles Goodhart, Jonathan Ashworth, 08 October 2014

Despite the growth of online and card payments, the ratio of currency to GDP in the UK has been rising. This column argues that rapid growth in the grey economy has been a key cause. The authors estimate that the grey economy in the UK could have expanded by around 3% of UK GDP since the beginning of the Global Crisis.

Ceyhun Elgin, Oguz Oztunali, 10 May 2012

Shadow economies – sometimes called the black market or informal economy – exist in every country. But how big are they? This column presents some new approaches to estimating their size and uses them to compare shadow economies across rich and poor countries over the last 60 years.

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