Opec's output decision, together with US trade tariffs, helped to drive oil prices below $60 a barrel to a four-year low in April. Reuters

Opec’s output decision, together with US trade tariffs, helped to drive oil prices below $60 a barrel to a four-year low in April. Reuters

Opec’s output decision, together with US trade tariffs, helped to drive oil prices below $60 a barrel to a four-year low in April. Reuters

The move is expected to deepen the slump in crude prices triggered by President Trump’s tariff announcement

Deepthi Nair