This lock-in effect gives Facebook some leverage to control ancillary economic activities both on and off Facebook, as well as make poor anti-user product choices and avoid punishment in the marketplace.
The health insurance and managed-care provider is still up 72.5% in the past 12 months, and the gurus decided it was time to jump off of the train and lockin profits, especially since the Medicare Modernization Act, which takes effect next year, could put a crimp in the growth in premiums that health insurance providers can charge.
Mortgage lock-in will not stop new homebuilding, nor will it stop all corporate transfers, but it will have an effect on some parts of the economy that should be understood in advance.