The Power Of Data

Megan McArdle examines data mining, a practice that could offer benefits both medical and financial:

If we could develop more-comprehensive medical records, and collect that data in some central location, data mining might detect patterns in disease and treatment that we now discover only through painful trial and error. More than that, it could finally allow us to reach the holy grail of health-care wonks: paying for wellness rather than for doctors’ visits and procedures.