Manufacturing in space

--- In spacesettlers@yahoogroups.com, "Robert" wrote:
>
> --- In spacesettlers@yahoogroups.com, Dave Handwerk
> wrote:
> >
> > To be economically attractive, all new space colonies
> > would need to be net exporters. They would trade with
> > earth and other colonies, but would need to export
> > more than they import. This leads to a discussion on
> > space transport, but I fear that I may have already
> > stepped outside of the simple answer to your question.
> >
> i dont see how all of them can be net exporters. if they are that
> means they are slowly sending out all of their resoruses. they
should
> be a net zero importer/exporter. that means that they have as much
> coming in as going out. granted some of what they have going out
will
> be waste that they cant use for shielding.
>

in the realm of realistic accounting I would love a have a household
where there was always more coming in than going out - any colony
in this position will be the one that replicates early and has
tremendous influence - the ones who import more are losers and they
will always be on the bottom - all colonies can be net exporters
as long as earth is there.