[ixacto]

It is a single investment that is government-subsidized with loan-interest subsidies, that you can live in, that also people tend to have great emotional attachment to an unhealthy extent.

Home loans at least in the United States taken out at usually 5x leverage which would never fly for index funds but is ok for some reason for buying a home, even though you could become unable to pay the mortgage in which case the bank has to spend money foreclosing and selling it.