New figures have revealed towns and cities in this region could be among the hardest hit by the proposed HS2 rail link.
The report suggests businesses will leave places like Norfolk, Essex and Cambridgeshire, and relocate to other areas with better links to the high speed train line.
It could cost the economy in the East hundreds of millions of pounds.
Click below to watch Tanya Mercer's report.
More top news
Warm sunny spells today remaining dry
Remaining dry with warm sunny spells on Monday.
Douglas Carswell told ITV's Peston On Sunday he wanted to "support" the government as a "critical friend" but refused to rule out a return.