Inequality gap widens as 42 people hold same wealth as 3.7bn poorest

Oxfam calls for action on gap as wealthiest people gather at World Economic Forum in Davos

The development charity Oxfam has called for action to tackle the growing gap between rich and poor as it launched a new report showing that 42 people hold as much wealth as the 3.7 billion who make up the poorest half of the world's population.

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