Insurance: Difference between revisions

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In a group of 1000 people, each has a 1% chance of a £100,000 loss in a ten year period.  
In a group of 1000 people, each has a 1% chance of a £100,000 loss in a ten year period.  


This means ten people will incur that whole loss, and 990 will suffer no loss.
This means the likelihood is 10 people will each incur that whole loss, and 990 will suffer no loss.


This means that over the group, the total expected loss will be 1,000,000.
This means that over the group, over that period, the total [[expected loss]] will be £1,000,000.


That cost, spread over the 100 people and ten years, works out at £100 per year each. (1,000,000 divided by 1000 divided by 10).
That cost, spread over the 100 people and ten years, works out at £100 per year each (£1,000,000 divided by 1000 divided by 10).


The cost of their insurance premium is £100 per year. Factor in admin costs, the risk that the damage might be more than that and, of course, a healthy profit margin and call it £200 per annum each.
Factor in admin costs, the risk that the damage might be more than that and, of course, a healthy profit margin and call the insurance premium £200 per annum each.


Who would not  pay £200 to be immunised against a £100,000 risk?
Who would not  pay £200 to be immunised against a £100,000 risk?