We, too, have seen a vast expansion in the production of both industrial and agricultural commodities.

In education, councils have been told to set up a strategic partnership to get building cash, effectively a vast expansion of the experiment.

The vast expansion in the possibilities that have been opened up by digital technology has attracted new companies, new writers and new producers.

In the meantime, there has been a vast expansion of iron ore supply as investors have poured money into new mines.

I mention all this because a government education adviser has just proposed a vast expansion of the state boarding sector.