Fair to who?

HDB has replied to See Leong Kit and again said that market pricing is the fairest way to go, but fair to who? Would the new buyers buying the same batch of flats and paying another $180k or $200k think that it is fair? There are many questions to be asked. What is the mission of HDB? Where are the statistics to show that there is a big market subsidy? What are the comparable flats that HDB is