At 02:47 PM 10/3/2007, you wrote:
I made a specific argument, to which the counterargument raised by
both papers does not seem to apply.  The situation is not simply the
presence of manipulators.  It includes a proposer who colludes with
the manipulators.

Perhaps it will be clearer if I explain it in your own terms.  ...

No, it would be clearer if you were just direct: what is the scenario you
worry about? 

Robin Hanson  rhanson@gmu.edu  http://hanson.gmu.edu
Research Associate, Future of Humanity Institute at Oxford University
Associate Professor of Economics, George Mason University
MSN 1D3, Carow Hall, Fairfax VA 22030-4444
703-993-2326  FAX: 703-993-2323