> From: Tim <xxxxxx@little-possums.net>

>
>
>On Sat, Apr 26, 2014 at 11:52:09PM +0200, John Geoffrey wrote:
>> On 26/04/14 18:14, Knapp wrote:
>> > I found it very interesting that the very top was Walmart selling
>> > everyday stuff but then look just how often oil is on the list!!! What
>> > would the Traveller equivalent of oil be?
>
>I don't think there will necessarily be any such trade good.  That is,
>something that is destroyed by use, obtained primarily from a few
>major areas, and used by a large fraction of the planet's population
>every day.  To be an equivalent it would also need to be expensive
>enough to constitute a sizeable fraction of the economy while also
>cheap enough that substitution by other goods isn't worthwhile.

Hmm, that is a good point! i like it.

Not sure if this helps:

 - hybrid seeds (naturally or GM) cannot be replaced just by planting them.
 - inks or dies for 3D printing
 - catalytes, or reaction helpers that are used up in the reaction, and cannot be reclaimed form the end result.

just my thoughts.

Ian