Does the House of Commons have power without influence?

The impasse over the Withdrawal Agreement has highlighted the inability of the House of Commons to shape the substance of the Brexit deal. There is a growing sense of frustration at the apparent unwillingness of MPs to face up to the limited choices before them, writes Jack Simson Caird. A key lesson from the Article 50 process is that the UK needs a parliamentary system which is more oriented towards consensus and that is less adversarial, he concludes.