Market-based address allocation

So, your theory is that providers will corner the market for IP space,
then price fix? And people will go along with this why? Because they are

  the market theory presumes a lock on space.
  it also presumes that someone (ICANN, IANA, RIR, DoC)
  is able to claim exclusive use on these things.

  the only way to enforce this is to treat the numbers
  as property. and enforcing property across international
  boundaries is complex at best.

  how much more of your money would you like to give your
  legal staff, defending your use of IP addresses?