Brexit has shattered Britain's economic foundations Two years have passed since the former prime minister Boris Johnson signed his Brexit trade deal , and proclaimed that Britain will become "prosperous, dynamic and contented" when it had completed its exit out of European Union. The Brexit deal will allow UK businesses to "do even more business" with the European Union, according to Johnson and will let Britain free to negotiate trade agreements around the globe while continuing to seamlessly export into the EU market with 450 million customers. In the end, Brexit has hobbled the UK economy, but it's as the…