Factbox - Opinion polls in the run-up to the referendum

Opinion polls published over the weekend showed a shift in support among voters towards keeping Britain in the European Union, boosting the value of the pound and stock markets worldwide on Monday. Below are details of nine opinion polls which are expected to be published between now and Thursday, when Britain is due to hold its EU membership referendum. MONDAY – polls by ORB and YouGov, two polling firms, are due to be published in the Daily Telegraph and The Times, both at around 2100 GM