Confronting Esam Amin on the <em>Sunday Politics West</em>, Harper said that his claim to stay in Britain was "ridiculous".
In defiance of ministers' claims, the new report finds that EU migrants are "less likely to receive disability and unemployment benefits".
While trumpeting greater immigration as an economic good in the case of China, ministers are strangling it elsewhere.
The coalition's reductive focus on numbers and ever-tighter restrictions will not create the fair and effective migration system that it says it wants.
Provided that it corrects the misleading claim "106 arrests last week in your area", the government is free to continue to use the "go home" slogan.
Negative news coverage fuels social tensions and turns refugees into scapegoats.
The policy will help drive a sustainable, jobs-rich, wage-enhancing recovery and convince the public that Labour is listening to its concerns about immigration.
64 per cent of British people consider it to be more of a problem than an opportunity, according to the Transatlantic Trends survey. But there is cause for optimism.
'Papers, Please' is an oddly compelling and thought-provoking triumph.