One solution is to try and regularise the houses by giving them legal status, but the cost of doing so, which can also include providing amenities, falls to the owner, not the builder, and again will run into tens of thousands of euros for each one.
The first thing is that it can regularise the Copenhagen Accord and the pledges it contains.
But even as moves to legalise and regularise the business continue at state level, the federal government and Congress remain dead set against the drug.
The bill, which would regularise the position of around 12m illegal immigrants, tighten border security and create a "guest-worker" programme, stalled in the Senate last week.
In the past year agreements have been reached with Myanmar, Cambodia and Laos to try to regularise the flow of migrants coming purely for economic reasons.
The Irish Human Rights and Equality Commission urged the government to "take steps to regularise the status of vulnerable non-EU nationals in the maritime sector".
However, it sits on the fence when it comes to what kind of route we should be taking to regularise the status of immigrants.
The two main groups are restrictionists, who want fewer legal immigrants, a tougher border and sterner treatment for illegals, and liberalisers who want to bow to economic reality and regularise the current situation, through guest-worker programmes and the like.
Like Mr Bush, they support a proposal, drafted in the Senate with bipartisan support, which would combine tighter border security with increased legal migration and steps to regularise the status of undocumented migrants.
This paper proposes and discusses a methodology how to regularise the weight calculation building model ensembles.
