These companies have large amounts of cash and cash-flow/revenue that need to be managed, so they have at least a few people working on thus full-time (or whole

These companies have large amounts of cash and cash-flow/revenue that need to be managed, so they have at least a few people working on thus full-time (or whole teams, e.g. Google). I wouldn't be surprised if these world's largest companies have about as much info in aggregate as many large hedge funds (in some ways less, more in others).