To approximate a companies value, divide its profit by interest rates. This tells you how much you could borrow to buy it, then use the profits to pay off the l

To approximate a companies value, divide its profit by interest rates. This tells you how much you could borrow to buy it, then use the profits to pay off the loans interest. As real interest rates tend to zero, all companies with non zero (future) profit become infinitly valuable. Until interest rates rise.