Economics on Improbable Island

Study notes..

Having collected price information from the comm. station, we can feed it into some handy programs to produce the following results, sometime on the 20th of June, on Improbable Island.1)

ITEM                    (pft) [BUY AT        ]      [SELL AT       ]      {STDF}
------------------------------------------------------------------------------
One-Shot Teleporter     (302) [New Pittsburgh] 1366 [Squat Hole    ] 1668 {87  }
Crate Sniffer           (17 ) [Cyber City 404] 191  [Squat Hole    ] 208  {57  }
Small Medkit            (15 ) [Kittania      ] 10   [AceHigh       ] 25   {190 }
Monster Repellent Spray (12 ) [AceHigh       ] 218  [Squat Hole    ] 230  {27  }
Large Medkit            (12 ) [Kittania      ] 64   [Squat Hole    ] 76   {137 }
Ration Pack             (6  ) [Pleasantville ] 57   [Squat Hole    ] 63   {-201}
BANG Grenade            (3  ) [NewHome       ] 117  [Squat Hole    ] 120  {-59 }

Abbreviations:

We can possibly conclude that while demand and supply have an effect on the respective local prices, it seems that these are not the only factors!

My current theories are that the following factors may play a part:

To be continued.. 3)4)

1)
Said researcher did thus indeed make a hefty profit selling and buying Teleporters at that moment..
2)
Most likely true
3)
Please feel free to add, if you so feel inclined!
4)
Regardless of the nature of the info, be it lies, truth or cake. No tea, please.