They have data not only on the value, construction type and number of buildings in an area, and the likely value of their household goods, but also on the local topography and vegetation.

ECONOMIST: Eye on the storm | The

These data are overlaid with estimates of exposure: for example, the number of buildings in an area that are vulnerable and what it would cost to rebuild them.

ECONOMIST: Reinsurance risks

Research commissioned by the BBC from data analysts Experian, suggested export was a key factor in the number of growing companies in the area.

BBC: Export 'helps south Cambridgeshire companies grow'