Insurers have a lot of data about us. Where do they get it, and how do they use it?

Deagreez/Getty How much does your insurer really know about you? It could be more than just what’s on your application form for the policy. Insurers have long been allowed to use what they know about us to charge different prices for the same level of cover, albeit within some tight rules. Recent media coverage about how Australian insurers set their premiums has shone a spotlight on just how much unconventional data may factor into this equation. It has also raised concerns about the possible…