Data on GDP for the fourth quarter is due in the UK at 11:30 am (GMT 2). On a year-over-year basis, UK GDP is expected to remain unchanged at 1.9%. The indicator reflects the value of all goods and services produced by the UK. The data is followed as a measure of economic growth or slowdown. A high result strengthens the Pound, while a low result, on the contrary, weakens the national currency.