Answer:
Scapegoating.
Explanation:
As per the given description, the illegal migrants would be considered as the victims of 'scapegoating' as they are being blamed for the outgroup's problem of inability to attain a specific goal('employment').
The undocumented or illegal migrants are the repressed group and thus, blamed for 'steep unemployment in the state' irrespective of the statistical figures showing that illegal migrants have no affiliation to present unemployment in the state. Thus, these illegal migrants are being subject to 'scapegoating' as the dominant class or authorities are running away from their responsibilities and hiding it under the head of these unauthorized citizens.