GDP forecast profiles under different UK/EU referendum scenario

The data displays a four year GDP forecast for the UK under three different scenarios. In the eventuality that the United Kingdom remains in the EU after the 2017 referendum, there would be an increase of 1.4% GDP. However, in the contrasting scenario whereby UK exits the EU, it is expected that there would be an initial decrease of 0.5%. The source forecasts that by 2019, the end result under each scenario would end within 0.6% of each other.