Buried treasure.

The article reports on a study which found that tax havens hoard wealth equivalent to about 10% of global gross domestic product (GDP) based on banking statistics from the Bank for International Settlements (BIS). Topics covered include the role of political and economic instability and an abundance of natural resources in the decision to hold assets offshore, wealth inequality in tax havens, and the need to impose stiffer penalties for institutions that facilitate tax evasion.