Ever year, TMF Group, an international professional services firm, publishes its Global Benchmark Complexity Index Report, ranking countries around the world based on how complex they are for doing business from a regulatory and compliance perspective.
The research takes into consideration local legal systems, economic and political events, and cyber security risks.
As a general trend, countries with a common law framework (like the United Kingdom and many former British colonies) are considered less complex to operate in than countries with a civil law framework, like those in Europe and Latin America.
10. New Zealand

Setting up a business in New Zealand normally requires less than one day, when the average in the OECD is more than nine working days.
Source: World Bank
9. Barbados

Mostly known for its stunning beaches and crystal waters, Barbados is restyling itself as an international foreign exchange centre.
Among the perks: high political stability and the same time zone as the US east coast.
Source: US Government
8. United Kingdom

The UK enjoys a unique position for being part of the European Union but out of the Euro zone at the same time.
London is by far the leading market for currency traders and attracts foreign firms like no other city on earth.
Source: Business Insider
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