Final answer:
Insurance is a method that households and firms use to prevent any single event from having a significant detrimental financial effect. Regular premium payments are made by insured parties based on the probability of certain events occurring, and those who experience a specified bad experience receive payments from the group's pool of money.
Step-by-step explanation:
Insurance is a method that households and firms use to prevent any single event from having a significant detrimental financial effect. Generally, households or firms with insurance make regular payments, called premiums. The insurance company prices these premiums based on the probability of certain events occurring among a pool of people. Members of the group who then suffer a specified bad experience receive payments from this pool of money.