The promotion of low-cost airline easyJet to the FTSE 100 Index will be confirmed this week after a record run for its share price.

Retail-to-broadband firm Carphone Warehouse today looked set to make its debut in the FTSE 100 Index of blue chip companies when the latest reshuffle takes place later this month.

Companies will have to conform to new standards on tackling climate change to keep their places in the FTSE’s index of socially responsible investments.

British Airways will leave the FTSE 100 Index later this month after its demotion from the list of Britain’s top plcs was confirmed tonight.